72150488451

Names of 72150488451

• Cardinal: 72150488451 can be written as Seventy-two billion, one hundred fifty million, four hundred eighty-eight thousand, four hundred fifty-one.

Scientific notation

• Scientific notation: 7.2150488451 × 10¹⁰

Factors of 72150488451

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 230

Divisors of 72150488451

• Number of divisors d(n): 90
• Complete list of divisors:
  1 3 9 19 27 41 57 81 123 167 171 369 501 513 779 1107 1503 1539 1681 2337 3173 3321 4509 5043 6847 7011 9519 13527 15129 20541 21033 27889 28557 31939 45387 61623 63099 83667 85671 95817 130093 136161 184869 251001 257013 280727 287451 390279 529891 554607 753003 842181 862353 1143449 1170837 1589673 2259009 2526543 2587059 3430347 3512511 4769019 5333813 7579629 10291041 10537533 14307057 16001439 21725531 22738887 30873123 42921171 46881409 48004317 65176593 92619369 140644227 144012951 195529779 421932681 432038853 586589337 890746771 1265798043 1759768011 2672240313 3797394129 8016720939 24050162817 72150488451
• Sum of all divisors σ(n): 116988150620
• Sum of proper divisors (its aliquot sum) s(n): 44837662169
• 72150488451 is a deficient number, because the sum of its proper divisors (44837662169) is less than itself. Its deficiency is 27312826282

Bases of 72150488451

• Binary: 1000011001100100000010001010110000011₂
• Hexadecimal: 0x10CC811583
• Base-36: X58JD6R

Squares and roots of 72150488451

• 72150488451 squared (72150488451²) is 5205692983717884379401
• 72150488451 cubed (72150488451³) is 375593291501188947958125152797851
• The square root of 72150488451 is 268608.4295978069
• The cube root of 72150488451 is 4163.0640419977

Scales and comparisons

• 72,150,488,451 seconds is equal to 2,294 years, 8 weeks, 3 days, 2 hours, 20 minutes, 51 seconds.
• To count from 1 to 72,150,488,451 would take you about four thousand, five hundred eighty-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 72150488451 cubic inches would be around 346.9 feet tall.

Recreational maths with 72150488451

• 72150488451 backwards is 15488405127
• The number of decimal digits it has is: 11
• The sum of 72150488451's digits is 45
• More coming soon!