1297105984

Names of 1297105984

• Cardinal: 1297105984 can be written as One billion, two hundred ninety-seven million, one hundred five thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 1.297105984 × 10⁹

Factors of 1297105984

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3729

Divisors of 1297105984

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 4 8 16 17 19 32 34 38 64 68 76 136 152 272 289 304 323 544 578 608 646 1088 1156 1216 1292 2312 2584 3691 4624 5168 5491 7382 9248 10336 10982 14764 18496 20672 21964 29528 43928 59056 62747 70129 87856 118112 125494 140258 175712 236224 250988 280516 351424 501976 561032 1003952 1066699 1122064 1192193 2007904 2133398 2244128 2384386 4015808 4266796 4488256 4768772 8533592 9537544 17067184 19075088 20267281 34134368 38150176 40534562 68268736 76300352 81069124 162138248 324276496 648552992 1297105984
• Sum of all divisors σ(n): 2878947760
• Sum of proper divisors (its aliquot sum) s(n): 1581841776
• 1297105984 is an abundant number, because the sum of its proper divisors (1581841776) is greater than itself. Its abundance is 284735792

Bases of 1297105984

• Binary: 1001101010100000100010001000000₂
• Hexadecimal: 0x4D504440
• Base-36: LG9HDS

Squares and roots of 1297105984

• 1297105984 squared (1297105984²) is 1682483933728608256
• 1297105984 cubed (1297105984³) is 2182359978423237200849403904
• The square root of 1297105984 is 36015.3576131071
• The cube root of 1297105984 is 1090.5824073799

Scales and comparisons

• 1,297,105,984 seconds is equal to 41 years, 12 weeks, 4 days, 19 hours, 13 minutes, 4 seconds.
• To count from 1 to 1,297,105,984 would take you about eighty-two years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 1297105984 cubic inches would be around 90.9 feet tall.

Recreational maths with 1297105984

• 1297105984 backwards is 4895017921
• The number of decimal digits it has is: 10
• The sum of 1297105984's digits is 46
• More coming soon!