31377381321

Names of 31377381321

• Cardinal: 31377381321 can be written as Thirty-one billion, three hundred seventy-seven million, three hundred eighty-one thousand, three hundred twenty-one.

Scientific notation

• Scientific notation: 3.1377381321 × 10¹⁰

Factors of 31377381321

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 112

Divisors of 31377381321

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 11 13 17 31 33 37 39 51 93 111 121 143 187 221 341 363 403 407 429 481 527 561 629 663 961 1023 1147 1209 1221 1331 1443 1573 1581 1887 2057 2431 2883 3441 3751 3993 4433 4477 4719 5291 5797 6171 6851 6919 7293 8177 10571 11253 12493 12617 13299 13431 14911 15873 16337 17303 17391 19499 20553 20757 22627 24531 26741 31713 35557 37479 37851 41261 44733 48763 49011 49247 51909 58201 58497 63767 67881 75361 76109 80223 89947 106671 116281 123783 137423 138787 146289 147741 164021 174603 179707 191301 212381 214489 226083 228327 253487 269841 294151 348843 391127 412269 416361 462241 492063 536393 539121 604469 637143 640211 643467 701437 760461 828971 837199 882453 989417 1173381 1279091 1386723 1511653 1526657 1609179 1804231 1813407 1920633 1976777 2104311 2336191 2359379 2486913 2511597 2788357 2968251 3837273 4302397 4534959 4579971 5084651 5412693 5930331 6649159 7008573 7078137 7858097 8365071 9118681 10883587 12907191 15253953 16628183 19846541 19947477 21744547 23574291 25698101 25953169 27356043 30671927 32650761 47326367 49884549 55931161 59539623 65233641 73140749 77094303 77859507 86439067 92015781 141979101 167793483 219422247 259317201 282679111 337391197 615242771 804548239 848037333 950829737 1012173591 1845728313 2413644717 2852489211 10459127107 31377381321
• Sum of all divisors σ(n): 55684516608
• Sum of proper divisors (its aliquot sum) s(n): 24307135287
• 31377381321 is a deficient number, because the sum of its proper divisors (24307135287) is less than itself. Its deficiency is 7070246034

Bases of 31377381321

• Binary: 11101001110001111001101011111001001₂
• Hexadecimal: 0x74E3CD7C9
• Base-36: EEXA6DL

Squares and roots of 31377381321

• 31377381321 squared (31377381321²) is 984540058563439705041
• 31377381321 cubed (31377381321³) is 30892288843344719094463222939161
• The square root of 31377381321 is 177136.6176740427
• The cube root of 31377381321 is 3154.0765670409

Scales and comparisons

• 31,377,381,321 seconds is equal to 997 years, 36 weeks, 4 days, 3 hours, 15 minutes, 21 seconds.
• To count from 1 to 31,377,381,321 would take you about one thousand, nine hundred ninety-five 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 31377381321 cubic inches would be around 262.8 feet tall.

Recreational maths with 31377381321

• 31377381321 backwards is 12318377313
• 31377381321 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31377381321's digits is 39
• More coming soon!