420757829893557

Names of 420757829893557

• Cardinal: 420757829893557 can be written as Four hundred twenty trillion, seven hundred fifty-seven billion, eight hundred twenty-nine million, eight hundred ninety-three thousand, five hundred fifty-seven.

Scientific notation

• Scientific notation: 4.20757829893557 × 10¹⁴

Factors of 420757829893557

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 218491

Divisors of 420757829893557

• Number of divisors d(n): 80
• Complete list of divisors:
  1 3 9 13 27 39 81 101 117 303 351 909 1053 1313 2727 3939 8181 11817 19937 35451 59811 106353 179433 198437 259181 538299 595311 777543 1614897 1785933 2013637 2332629 2579681 5357799 6040911 6997887 7739043 16073397 18122733 20042137 20993661 23217129 26177281 54368199 60126411 69651387 78531843 163104597 180379233 208954161 235595529 260547781 541137699 706786587 781643343 1623413097 2120359761 2344930029 3956238469 7034790087 11868715407 21104370261 35606146221 51431100097 106818438663 154293300291 320455315989 399580085369 462879900873 1198740256107 1388639702619 3596220768321 4165919107857 5194541109797 10788662304963 15583623329391 32365986914889 46750869988173 140252609964519 420757829893557
• Sum of all divisors σ(n): 683628265161072
• Sum of proper divisors (its aliquot sum) s(n): 262870435267515
• 420757829893557 is a deficient number, because the sum of its proper divisors (262870435267515) is less than itself. Its deficiency is 157887394626042

Bases of 420757829893557

• Binary: 1011111101010110101010000111111001011110110110101₂
• Hexadecimal: 0x17EAD50FCBDB5
• Base-36: 4559H89UB9

Squares and roots of 420757829893557

• 420757829893557 squared (420757829893557²) is 177037151416735448613950112249
• 420757829893557 cubed (420757829893557³) is 74489767640642667534630585601330967871879693
• The square root of 420757829893557 is 20512382.3553861485
• The cube root of 420757829893557 is 74933.7388036503

Scales and comparisons

• 420,757,829,893,557 seconds is equal to 13,378,797 years, 26 weeks, 10 hours, 25 minutes, 57 seconds.
• To count from 1 to 420,757,829,893,557 would take you about thirty-three million, four hundred forty-six thousand, nine hundred ninety-three 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 420757829893557 cubic inches would be around 6244.5 feet tall.

Recreational maths with 420757829893557

• 420757829893557 backwards is 755398928757024
• 420757829893557 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 420757829893557's digits is 81
• More coming soon!