997899997025

Names of 997899997025

• Cardinal: 997899997025 can be written as Nine hundred ninety-seven billion, eight hundred ninety-nine million, nine hundred ninety-seven thousand and twenty-five.

Scientific notation

• Scientific notation: 9.97899997025 × 10¹¹

Factors of 997899997025

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1103

Divisors of 997899997025

• Number of divisors d(n): 192
• Complete list of divisors:
  1 5 17 19 25 29 43 85 95 113 145 215 323 425 475 493 551 565 725 731 817 877 1075 1247 1615 1921 2147 2465 2755 2825 3277 3655 4085 4385 4859 6235 8075 9367 9605 10735 12325 13775 13889 14909 16385 16663 18275 20425 21199 21925 23693 24295 25433 31175 36499 37711 46835 48025 53675 55709 62263 69445 74545 81925 82603 83315 92321 99101 105995 118465 121475 127165 140911 182495 188555 234175 278545 283271 311315 347225 372725 402781 413015 416575 432361 461605 483227 495505 529975 592325 635825 641087 704555 716509 912475 942775 1058471 1093619 1392725 1416355 1556575 1569457 1684717 1882919 2013905 2065075 2161805 2308025 2395487 2416135 2477525 2677309 2873929 3205435 3522775 3582545 4261343 5292355 5468095 7081775 7847285 8214859 8423585 9414595 10069525 10809025 11977435 12080675 12180653 13386545 14369645 16027175 17912725 18591523 20778761 21306715 26461775 27340475 32009623 39236425 41074295 42117925 45514253 47072975 48856793 54604651 59887175 60903265 66932725 71848225 72442831 80965517 92957615 103893805 106533575 123578947 160048115 205371475 227571265 244283965 273023255 304516325 353238937 362214155 404827585 464788075 519469025 617894735 800240575 928279067 1137856325 1221419825 1365116275 1376413789 1766194685 1811070775 2024137925 2100842099 2347999993 3089473675 4641395335 6882068945 8830973425 10504210495 11739999965 23206976675 34410344725 39915999881 52521052475 58699999825 199579999405 997899997025
• Sum of all divisors σ(n): 1474475270400
• Sum of proper divisors (its aliquot sum) s(n): 476575273375
• 997899997025 is a deficient number, because the sum of its proper divisors (476575273375) is less than itself. Its deficiency is 521324723650

Bases of 997899997025

• Binary: 1110100001010111011110011000111101100001₂
• Hexadecimal: 0xE857798F61
• Base-36: CQFFW5LT

Squares and roots of 997899997025

• 997899997025 squared (997899997025²) is 995804404062495008850625
• 997899997025 cubed (997899997025³) is 993713211851445667246116036169390625
• The square root of 997899997025 is 998949.4466813623
• The cube root of 997899997025 is 9992.9950843447

Scales and comparisons

• 997,899,997,025 seconds is equal to 31,730 years, 6 weeks, 6 days, 11 hours, 37 minutes, 5 seconds.
• To count from 1 to 997,899,997,025 would take you about sixty-three thousand, four hundred sixty 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 997899997025 cubic inches would be around 832.7 feet tall.

Recreational maths with 997899997025

• 997899997025 backwards is 520799998799
• The number of decimal digits it has is: 12
• The sum of 997899997025's digits is 83
• More coming soon!