31969513997281

Names of 31969513997281

• Cardinal: 31969513997281 can be written as Thirty-one trillion, nine hundred sixty-nine billion, five hundred thirteen million, nine hundred ninety-seven thousand, two hundred eighty-one.

Scientific notation

• Scientific notation: 3.1969513997281 × 10¹³

Factors of 31969513997281

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 232

Divisors of 31969513997281

• Number of divisors d(n): 135
• Complete list of divisors:
  1 7 23 29 49 161 173 203 343 529 667 841 1127 1211 1421 2401 3703 3979 4669 5017 5887 7889 8477 9947 15341 19343 25921 27853 29929 32683 35119 41209 55223 59339 69629 91517 107387 115391 135401 145493 181447 194971 209503 228781 245833 288463 415373 444889 640619 688367 751709 807737 867941 947807 1018451 1270129 1364797 1466521 1601467 1720831 2019241 2653993 3114223 3346339 4484333 4818569 5261963 5654159 6075587 6634649 7129157 9553579 10265647 12045817 15832441 18577951 19962643 21799561 23424373 25170289 31390331 33729983 36833741 39579113 42529109 46442543 49904099 71859529 76965797 110827087 130045657 139738501 152596927 163970611 176192023 219732317 236109881 277053791 297703763 349328693 459140789 538760579 578916647 775789609 910319599 978169507 1068178489 1147794277 1233344161 1652769167 2083926341 3213985523 3771324053 4052416529 5430527263 6372237193 6847186549 8034559939 8633409127 13315082881 22497898661 26399268371 28366915703 38013690841 47930305843 60433863889 93205580167 157485290627 184794878597 198568409921 652439061169 1102397034389 1389978869447 4567073428183 31969513997281
• Sum of all divisors σ(n): 40613103110489
• Sum of proper divisors (its aliquot sum) s(n): 8643589113208
• 31969513997281 is a deficient number, because the sum of its proper divisors (8643589113208) is less than itself. Its deficiency is 23325924884073

Bases of 31969513997281

• Binary: 111010001001101111011100001101000001111100001₂
• Hexadecimal: 0x1D137B8683E1
• Base-36: BBYLB7EG1

Squares and roots of 31969513997281

• 31969513997281 squared (31969513997281²) is 1022049825222345782875392961
• 31969513997281 cubed (31969513997281³) is 32674436193364383143696277338552760539041
• 31969513997281 is a perfect square number. Its square root is 5654159
• The cube root of 31969513997281 is 31737.9358541781

Scales and comparisons

• 31,969,513,997,281 seconds is equal to 1,016,531 years, 34 weeks, 1 day, 2 hours, 48 minutes, 1 second.
• To count from 1 to 31,969,513,997,281 would take you about two million, five hundred forty-one thousand, three hundred twenty-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 31969513997281 cubic inches would be around 2644.8 feet tall.

Recreational maths with 31969513997281

• 31969513997281 backwards is 18279931596913
• The number of decimal digits it has is: 14
• The sum of 31969513997281's digits is 73
• More coming soon!