125137309891209

Names of 125137309891209

• Cardinal: 125137309891209 can be written as One hundred twenty-five trillion, one hundred thirty-seven billion, three hundred nine million, eight hundred ninety-one thousand, two hundred nine.

Scientific notation

• Scientific notation: 1.25137309891209 × 10¹⁴

Factors of 125137309891209

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 50

Divisors of 125137309891209

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 7 11 21 29 33 49 77 87 121 147 203 231 319 343 363 539 609 841 847 957 1029 1421 1617 2233 2401 2523 2541 3509 3773 4263 5887 5929 6699 7203 9251 9947 10527 11319 15631 16807 17661 17787 24389 24563 26411 27753 29841 41209 41503 46893 50421 64757 69629 73167 73689 79233 101761 109417 123627 124509 170723 171941 184877 194271 208887 268279 288463 290521 305283 328251 453299 487403 512169 515823 554631 707281 712327 765919 804837 865389 871563 1195061 1203587 1359897 1462209 1877953 2019241 2033647 2121843 2136981 2297757 2951069 3173093 3585183 3610761 4950967 4986289 5361433 5633859 6057723 6100941 7780091 8365427 8425109 8853207 9519279 13145671 14134687 14852901 14958867 16084299 20511149 20657483 22211651 23340273 25096281 25275327 34656769 34904023 39437013 42404061 54460637 58557989 58975763 61533447 61972449 66634953 85581001 92019697 103970307 104712069 143578043 144602381 155481557 163381911 175673967 176927289 225622639 242597383 244328161 256743003 276059091 381224459 409905923 430734129 433807143 466444671 599067007 644137879 676867917 727792149 732984483 1005046301 1012216667 1143673377 1229717769 1579358473 1698181681 1710297127 1797201021 1932413637 2481849029 2668571213 3015138903 3036650001 4193469049 4508965153 4738075419 5094545043 5130891381 7035324107 7085516669 7445547087 8005713639 11055509311 11887271767 12580407147 13526895459 17372943203 18679998491 21105972321 21256550007 29354283343 33166527933 35661815301 49247268749 49598616683 52118829609 56039995473 77388565177 88062850029 121610602421 130759989437 147741806247 148795850049 205479983401 232165695531 344730881243 364831807263 392279968311 541719956239 616439950203 851274216947 1034192643729 1438359883807 1625159868717 2553822650841 3792039693673 4315079651421 5958919518629 11376119081019 17876758555887 41712436630403 125137309891209
• Sum of all divisors σ(n): 221602617512640
• Sum of proper divisors (its aliquot sum) s(n): 96465307621431
• 125137309891209 is a deficient number, because the sum of its proper divisors (96465307621431) is less than itself. Its deficiency is 28672002269778

Bases of 125137309891209

• Binary: 11100011100111111001100111001110111101010001001₂
• Hexadecimal: 0x71CFCCE77A89
• Base-36: 18CVABCY2X

Squares and roots of 125137309891209

• 125137309891209 squared (125137309891209²) is 15659346326808473827415481681
• 125137309891209 cubed (125137309891209³) is 1959568473991597353728356953756260442442329
• The square root of 125137309891209 is 11186478.8870854711
• The cube root of 125137309891209 is 50018.3012859357

Scales and comparisons

• 125,137,309,891,209 seconds is equal to 3,978,979 years, 19 weeks, 5 days, 2 hours, 40 minutes, 9 seconds.
• To count from 1 to 125,137,309,891,209 would take you about nine million, nine hundred forty-seven thousand, four hundred forty-eight 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 125137309891209 cubic inches would be around 4168.2 feet tall.

Recreational maths with 125137309891209

• 125137309891209 backwards is 902198903731521
• The number of decimal digits it has is: 15
• The sum of 125137309891209's digits is 60
• More coming soon!