31887162400713361

Names of 31887162400713361

• Cardinal: 31887162400713361 can be written as Thirty-one quadrillion, eight hundred eighty-seven trillion, one hundred sixty-two billion, four hundred million, seven hundred thirteen thousand, three hundred sixty-one.

Scientific notation

• Scientific notation: 3.1887162400713361 × 10¹⁶

Factors of 31887162400713361

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 113

Divisors of 31887162400713361

• Number of divisors d(n): 125
• Complete list of divisors:
  1 7 23 49 83 161 343 529 581 1127 1909 2401 3703 4067 6889 7889 12167 13363 25921 28469 43907 48223 55223 85169 93541 158447 181447 199283 279841 307349 337561 571787 596183 654787 1009861 1109129 1270129 1958887 2151443 2362927 3644281 4002509 4173281 4583509 7069027 7763903 13151101 13712209 15060101 16540489 23226803 25509967 28017563 29212967 47458321 49483189 54347321 83818463 92057707 95985463 105420707 162587621 178569769 196122941 302475323 332208247 346382323 380431247 586729241 644403949 671898241 1091541383 1138113347 1249988383 1372860587 1927824649 2117327261 2325457729 2424676261 4107104687 4510827643 6956932429 7640789681 7966793429 8749918681 13494772543 14821290827 16278204103 25105451809 28749732809 31575793501 48698527003 53485527767 55767554003 94463407801 103749035789 113947428721 160009445867 175738162663 201248129663 340889689021 374398694369 577425391607 661243854607 726243250523 1120066121069 1230167138641 2386227823147 2620790860583 4041977741249 4628706982249 7840462847483 8611169970487 13280784006961 16703594762029 28293844188743 54883239932381 60278189793409 92965488048727 198056909321201 384182679526667 650758416341089 1386398365248407 4555308914387623 31887162400713361
• Sum of all divisors σ(n): 39364627848889241
• Sum of proper divisors (its aliquot sum) s(n): 7477465448175880
• 31887162400713361 is a deficient number, because the sum of its proper divisors (7477465448175880) is less than itself. Its deficiency is 24409696952537481

Bases of 31887162400713361

• Binary: 1110001010010010011010010001011110010100010101010010001₂
• Hexadecimal: 0x7149348BCA2A91
• Base-36: 8PZ206F8Z2P

Squares and roots of 31887162400713361

• 31887162400713361 squared (31887162400713361²) is 1016791125969467876114161683916321
• 31887162400713361 cubed (31887162400713361³) is 32422583761392618741648060128469870230530630664881
• 31887162400713361 is a perfect square number. Its square root is 178569769
• The cube root of 31887162400713361 is 317106.6073277355

Scales and comparisons

• 31,887,162,400,713,361 seconds is equal to 1,013,913,130 years, 45 weeks, 2 days, 21 hours, 16 minutes, 1 second.
• To count from 1 to 31,887,162,400,713,361 would take you about three billion, forty-one million, seven hundred thirty-nine thousand, three hundred ninety-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 31887162400713361 cubic inches would be around 26425.6 feet tall.

Recreational maths with 31887162400713361

• 31887162400713361 backwards is 16331700426178813
• The number of decimal digits it has is: 17
• The sum of 31887162400713361's digits is 61
• More coming soon!