13309841972

Names of 13309841972

• Cardinal: 13309841972 can be written as Thirteen billion, three hundred nine million, eight hundred forty-one thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 1.3309841972 × 10¹⁰

Factors of 13309841972

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 278

Divisors of 13309841972

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 7 14 28 29 41 49 58 82 98 116 164 196 199 203 287 343 398 406 574 686 796 812 1148 1189 1372 1393 1421 1681 2009 2378 2786 2842 3362 4018 4756 5572 5684 5771 6724 8036 8159 8323 9751 9947 11542 11767 14063 16318 16646 19502 19894 23084 23534 28126 32636 33292 39004 39788 40397 47068 48749 56252 57113 58261 68257 80794 82369 97498 114226 116522 136514 161588 164738 194996 228452 233044 236611 273028 282779 329476 334519 341243 399791 407827 473222 565558 576583 669038 682486 799582 815654 946444 1131116 1153166 1338076 1364972 1599164 1631308 1656277 1979453 2306332 2341633 2388701 2798537 3312554 3958906 4683266 4777402 5597074 6625108 7917812 9366532 9554804 9701051 11194148 11593939 16391431 16720907 19402102 23187878 32782862 33441814 38804204 46375756 65565724 66883628 67907357 81157573 114740017 135814714 162315146 229480034 271629428 324630292 458960068 475351499 950702998 1901405996 3327460493 6654920986 13309841972
• Sum of all divisors σ(n): 28946400000
• Sum of proper divisors (its aliquot sum) s(n): 15636558028
• 13309841972 is an abundant number, because the sum of its proper divisors (15636558028) is greater than itself. Its abundance is 2326716056

Bases of 13309841972

• Binary: 1100011001010101000001001000110100₂
• Hexadecimal: 0x319541234
• Base-36: 644C3SK

Squares and roots of 13309841972

• 13309841972 squared (13309841972²) is 177151893319612848784
• 13309841972 cubed (13309841972³) is 2357863705124649505535772362048
• The square root of 13309841972 is 115368.2884158381
• The cube root of 13309841972 is 2369.8687799069

Scales and comparisons

• 13,309,841,972 seconds is equal to 423 years, 11 weeks, 2 hours, 19 minutes, 32 seconds.
• To count from 1 to 13,309,841,972 would take you about eight hundred forty-six 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 13309841972 cubic inches would be around 197.5 feet tall.

Recreational maths with 13309841972

• 13309841972 backwards is 27914890331
• The number of decimal digits it has is: 11
• The sum of 13309841972's digits is 47
• More coming soon!