13279293657

Names of 13279293657

• Cardinal: 13279293657 can be written as Thirteen billion, two hundred seventy-nine million, two hundred ninety-three thousand, six hundred fifty-seven.

Scientific notation

• Scientific notation: 1.3279293657 × 10¹⁰

Factors of 13279293657

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 254

Divisors of 13279293657

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 7 9 17 21 27 49 51 63 81 119 147 153 189 227 243 289 357 441 459 567 681 833 867 1071 1323 1377 1589 1701 2023 2043 2499 2601 3213 3859 3969 4131 4767 4913 6069 6129 7497 7803 9639 11123 11577 11907 14161 14301 14739 18207 18387 22491 23409 27013 28917 33369 34391 34731 42483 42903 44217 54621 55161 65603 67473 70227 81039 100107 103173 104193 127449 128709 132651 163863 189091 196809 202419 240737 243117 300321 309519 312579 382347 386127 397953 459221 491589 567273 590427 722211 729351 900963 928557 937737 1115251 1147041 1193859 1377663 1701819 1771281 2166633 2188053 2702889 2785671 3214547 3345753 3441123 4132989 5105457 5313843 6499899 6564159 7806757 8357013 9643641 10037259 12398967 15316371 15941529 19499697 23420271 28930923 30111777 37196901 45949113 54647299 58499091 70260813 86792769 90335331 111590703 163941897 210782439 260378307 271005993 491825691 632347317 781134921 1475477073 1897041951 4426431219 13279293657
• Sum of all divisors σ(n): 24693439680
• Sum of proper divisors (its aliquot sum) s(n): 11414146023
• 13279293657 is a deficient number, because the sum of its proper divisors (11414146023) is less than itself. Its deficiency is 1865147634

Bases of 13279293657

• Binary: 1100010111100000011111000011011001₂
• Hexadecimal: 0x31781F0D9
• Base-36: 63M5CK9

Squares and roots of 13279293657

• 13279293657 squared (13279293657²) is 176339640028840433649
• 13279293657 cubed (13279293657³) is 2341665863312644067620295064393
• The square root of 13279293657 is 115235.8175959193
• The cube root of 13279293657 is 2368.0543091949

Scales and comparisons

• 13,279,293,657 seconds is equal to 422 years, 12 weeks, 3 days, 12 hours, 40 minutes, 57 seconds.
• To count from 1 to 13,279,293,657 would take you about eight hundred forty-four 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 13279293657 cubic inches would be around 197.3 feet tall.

Recreational maths with 13279293657

• 13279293657 backwards is 75639297231
• The number of decimal digits it has is: 11
• The sum of 13279293657's digits is 54
• More coming soon!