138959971263

Names of 138959971263

• Cardinal: 138959971263 can be written as One hundred thirty-eight billion, nine hundred fifty-nine million, nine hundred seventy-one thousand, two hundred sixty-three.

Scientific notation

• Scientific notation: 1.38959971263 × 10¹¹

Factors of 138959971263

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 549

Divisors of 138959971263

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 9 23 29 37 69 87 111 207 261 333 457 667 851 1073 1369 1371 2001 2553 3219 4107 4113 6003 7659 9657 10511 12321 13253 16909 24679 31487 31533 39701 39759 50653 50727 74037 94461 94599 119103 119277 151959 152181 222111 283383 304819 357309 388907 455877 490361 625633 913123 914457 1165019 1166721 1468937 1471083 1876899 2739369 2743371 3495057 3500163 4406811 4413249 5630697 8218107 10485171 11278303 13220433 14389559 18143357 23148421 33785551 33834909 43168677 54430071 69445263 101356653 101504727 129506031 163290213 208335789 304069959 417297211 532413683 671304209 1251891633 1597241049 2013912627 3755674899 4791723147 6041737881 15439996807 46319990421 138959971263
• Sum of all divisors σ(n): 223174972800
• Sum of proper divisors (its aliquot sum) s(n): 84215001537
• 138959971263 is a deficient number, because the sum of its proper divisors (84215001537) is less than itself. Its deficiency is 54744969726

Bases of 138959971263

• Binary: 10000001011010101010001110001110111111₂
• Hexadecimal: 0x205AA8E3BF
• Base-36: 1RU56G1R

Squares and roots of 138959971263

• 138959971263 squared (138959971263²) is 19309873613413785815169
• 138959971263 cubed (138959971263³) is 2683299482412141648203921269488447
• The square root of 138959971263 is 372773.3510633505
• The cube root of 138959971263 is 5179.6041704337

Scales and comparisons

• 138,959,971,263 seconds is equal to 4,418 years, 25 weeks, 6 days, 1 minute, 3 seconds.
• To count from 1 to 138,959,971,263 would take you about eight thousand, eight hundred thirty-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 138959971263 cubic inches would be around 431.6 feet tall.

Recreational maths with 138959971263

• 138959971263 backwards is 362179959831
• The number of decimal digits it has is: 12
• The sum of 138959971263's digits is 63
• More coming soon!