397978451491894

Names of 397978451491894

• Cardinal: 397978451491894 can be written as Three hundred ninety-seven trillion, nine hundred seventy-eight billion, four hundred fifty-one million, four hundred ninety-one thousand, eight hundred ninety-four.

Scientific notation

• Scientific notation: 3.97978451491894 × 10¹⁴

Factors of 397978451491894

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 112

Divisors of 397978451491894

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 7 13 14 17 26 34 73 91 119 146 182 221 238 289 442 511 578 949 1022 1241 1547 1898 2023 2482 3094 3757 4046 4913 5329 6643 7514 8687 9826 10658 13286 16133 17374 21097 26299 32266 34391 37303 42194 52598 63869 68782 69277 74606 83521 90593 112931 127738 138554 147679 167042 181186 225862 274261 295358 358649 447083 484939 548522 584647 634151 717298 894166 969878 1085773 1169294 1177709 1268302 1419857 1540081 1919827 2171546 2355418 2510543 2839714 3080162 3839654 4662437 5021086 6097033 7600411 8243963 9324874 9938999 10780567 12194066 15200822 16487926 18458141 19877998 20021053 21561134 24137569 26181377 32637059 36916282 40042106 42679231 48275138 52362754 65274118 79261429 85358462 103649561 129206987 140147371 158522858 168962983 183269639 207299122 258413974 280294742 313788397 337925966 340357901 366539278 410338673 445083409 554830003 627576794 680715802 725546927 820677346 890166818 1109660006 1347444293 1451093854 1762042537 2196518779 2382505307 2694888586 2872370711 3115583863 3524085074 4393037558 4765010614 5334402749 5744741422 5786084317 6231167726 7566417953 9432110051 10668805498 11572168634 12334297759 15132835906 18864220102 22906552981 24668595518 29954723129 37340819243 40502590219 45813105962 52964925671 59909446258 74681638486 81005180438 98363433389 105929851342 128629105201 160345870867 196726866778 209683061903 257258210402 320691741734 389411400677 419366123806 688544033723 778822801354 900403736407 1377088067446 1672178367613 1800807472814 2186694788417 2725879804739 3344356735226 4373389576834 5451759609478 11705248573291 15306863518919 23410497146582 28427032249421 30613727037838 56854064498842 198989225745947 397978451491894
• Sum of all divisors σ(n): 791490366414720
• Sum of proper divisors (its aliquot sum) s(n): 393511914922826
• 397978451491894 is a deficient number, because the sum of its proper divisors (393511914922826) is less than itself. Its deficiency is 4466536569068

Bases of 397978451491894

• Binary: 1011010011111010110010100001110101011110000110110₂
• Hexadecimal: 0x169F5943ABC36
• Base-36: 3X2KRYIOTY

Squares and roots of 397978451491894

• 397978451491894 squared (397978451491894²) is 158386847851885825594347707236
• 397978451491894 cubed (397978451491894³) is 63034552444775738436150181176090842539144984
• The square root of 397978451491894 is 19949397.2713937901
• The cube root of 397978451491894 is 73556.2961415845

Scales and comparisons

• 397,978,451,491,894 seconds is equal to 12,654,483 years, 37 weeks, 6 days, 10 hours, 51 minutes, 34 seconds.
• To count from 1 to 397,978,451,491,894 would take you about thirty-one million, six hundred thirty-six thousand, two hundred nine 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 397978451491894 cubic inches would be around 6129.7 feet tall.

Recreational maths with 397978451491894

• 397978451491894 backwards is 498194154879793
• The number of decimal digits it has is: 15
• The sum of 397978451491894's digits is 88
• More coming soon!