Numbers 280,000,000,000s

280,831,104,225

[Math.]  Sum of the first 1029 cube numbers:

13+…+10293 = 280,831,104,225 = (1+…+1029)2 = 529,9352.

281,923,831,225

[Math.]  Sum of the first 1030 cube numbers:

13+…+10303 = 281,923,831,225 = (1+…+1030)2 = 530,9652.

282,429,536,481

[Math.]   282,429,536,481 = (2+8+2+4+2+9+5+36+4+8+1)6 = 816.

283,019,744,016

[Math.]  Sum of the first 1031 cube numbers:

13+…+10313 = 283,019,744,016 = (1+…+1031)2 = 531,9962.

284,118,848,784

[Math.]  Sum of the first 1032 cube numbers:

13+…+10323 = 284,118,848,784 = (1+…+1032)2 = 533,0282.

284,270,248,900

[Math.]  217,930,248,900 = (217,930+248,900)2 = 466,8302 and 284,270,248,900 = (284270+248900)2 = 533,1702 and 466,380+533,170 = 1,000,000.

285,221,151,721

[Math.]  Sum of the first 1033 cube numbers:

13+…+10333 = 285,221,151,721 = (1+…+1033)2 = 534,0612.

285,311,670,611

285,312,497,310

[Math.]    285,312,497,310 = 22+33+55+77+1111.

286,326,659,025

[Math.]  Sum of the first 1034 cube numbers:

13+…+10343 = 286,326,659,025 = (1+…+1034)2 = 535,0952.

287,435,376,900

[Math.]  Sum of the first 1035 cube numbers:

13+…+10353 = 287,435,376,900 = (1+…+1035)2 = 536,1302.

287,888,218,227

[Math.]  Square and cube of number 6603 use different digits: 66032 = 43,599,609 and 66033 = 287,888,218,227.

288,547,311,556

[Math.]  Sum of the first 1036 cube numbers:

13+…+10363 = 288,547,311,556 = (1+…+1036)2 = 537,1662.

288,857,769,750

[Math.]  Two consecutive sums of consecutive square numbers:

288,857,769,750 = 439562+…+441042 = 441052+…+442522.

289,254,654,976

[Math.]  The 10th power of 14: 1410 = 289,254,654,976.

289,662,469,209

[Math.]  Sum of the first 1037 cube numbers:

13+…+10373 = 289,662,469,209 = (1+…+1037)2 = 538,2032.

289,940,248,521

[Math.]   213,018,248,521 = (213,018+248,521)2 = 461,5392 and 289,940,248,521 = (289940+248521)2 = 538,4612 and 461,539+538,461 = 1,000,000.