Numbers 340,000,000,000s

340,752,387,600

[Math.]  Sum of the first 1080 cube numbers:

13+…+10803 =340,752,387,600 = (1+…+1080)2 = 583,7402.

340,874,261,805

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

340,874,261,805 = 469712+…+471242 = 471252+…+472772.

342,015,602,041

[Math.]  Sum of the first 1081 cube numbers:

13+…+10813 =342,015,602,041 = (1+…+1081)2 = 584,8212.

343,059,613,650

[Math.]  A Catalan number: C23 = 343,059,613,650.

343,282,325,409

[Math.]  Sum of the first 1082 cube numbers:

13+…+10823 =343,282,325,409 = (1+…+1082)2 = 585,9032.

344,552,564,196

[Math.]  Sum of the first 1083 cube numbers:

13+…+10833 =344,552,564,196 = (1+…+1083)2 = 586,9862.

345,826,324,900

[Math.]  Sum of the first 1084 cube numbers:

13+…+10843 =345,826,324,900 = (1+…+1084)2 = 588,0702.

346,065,536,839

[Math.]  The number of prime numbers less than 1013.

347,103,614,025

[Math.]  Sum of the first 1085 cube numbers:

13+…+10853 =347,103,614,025 = (1+…+1085)2 = 589,1552.

348,384,438,081

[Math.]  Sum of the first 1086 cube numbers:

13+…+10863 =348,384,438,081 = (1+…+1086)2 = 590,2412.

349,668,803,584

[Math.]  Sum of the first 1087 cube numbers:

13+…+10873 =349,668,803,584 = (1+…+1087)2 = 591,3282.