123428415445374091

Names of 123428415445374091

• Cardinal: 123428415445374091 can be written as One hundred twenty-three quadrillion, four hundred twenty-eight trillion, four hundred fifteen billion, four hundred forty-five million, three hundred seventy-four thousand and ninety-one.

Scientific notation

• Scientific notation: 1.23428415445374091 × 10¹⁷

Factors of 123428415445374091

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 51701

Divisors of 123428415445374091

• Number of divisors d(n): 72
• Complete list of divisors:
  1 13 73 163 463 949 2119 5329 6019 11899 33799 50989 69277 75469 154687 214369 439387 662857 868627 981097 2467327 2786797 3722197 5509237 8311207 11292151 15648937 23607907 32075251 34942147 48388561 71620081 108045691 203436181 271720381 306902791 402174301 454247911 606718111 1142372401 1723377211 2550776731 3532364953 3848088841 5228265913 7887335443 10930460941 14850841213 22403903743 33160097503 44290422103 50025154933 125806536403 142095992233 186206701363 280910485393 575775487339 797923648693 1635484973239 1781665133383 2420687117719 3651836310109 10373007433009 20506465433689 23161646733979 58248426354589 130061554736959 266584050637957 757229542609657 1690800211580467 9494493495798007 123428415445374091
• Sum of all divisors σ(n): 135891676429734960
• Sum of proper divisors (its aliquot sum) s(n): 12463260984360869
• 123428415445374091 is a deficient number, because the sum of its proper divisors (12463260984360869) is less than itself. Its deficiency is 110965154461013222

Bases of 123428415445374091

• Binary: 110110110100000010111110101101001110011111001010010001011₂
• Hexadecimal: 0x1B6817D69CF948B
• Base-36: XRBPZ9SXDVV

Squares and roots of 123428415445374091

• 123428415445374091 squared (123428415445374091²) is 15234573739355861466749610934076281
• 123428415445374091 cubed (123428415445374091³) is 1880379296634401532738567405735239547292499575035571
• The square root of 123428415445374091 is 351323804.2680485535
• The cube root of 123428415445374091 is 497895.7102805439

Scales and comparisons

• 123,428,415,445,374,091 seconds is equal to 3,924,641,822 years, 2 days, 8 hours, 21 minutes, 31 seconds.
• To count from 1 to 123,428,415,445,374,091 would take you about eleven billion, seven hundred seventy-three million, nine hundred twenty-five thousand, four hundred sixty-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 123428415445374091 cubic inches would be around 41491.3 feet tall.

Recreational maths with 123428415445374091

• 123428415445374091 backwards is 190473544514824321
• The number of decimal digits it has is: 18
• The sum of 123428415445374091's digits is 67
• More coming soon!