101297139172

Names of 101297139172

• Cardinal: 101297139172 can be written as One hundred one billion, two hundred ninety-seven million, one hundred thirty-nine thousand, one hundred seventy-two.

Scientific notation

• Scientific notation: 1.01297139172 × 10¹¹

Factors of 101297139172

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 16490

Divisors of 101297139172

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 79 101 158 197 202 316 394 404 788 7979 15563 15958 16111 19897 31126 31916 32222 39794 62252 64444 79588 1272769 1571863 1627211 2545538 3143726 3173867 3254422 5091076 6287452 6347734 6508844 12695468 128549669 250735493 257099338 320560567 501470986 514198676 641121134 1002941972 1282242268 25324284793 50648569586 101297139172
• Sum of all divisors σ(n): 182222853120
• Sum of proper divisors (its aliquot sum) s(n): 80925713948
• 101297139172 is a deficient number, because the sum of its proper divisors (80925713948) is less than itself. Its deficiency is 20371425224

Bases of 101297139172

• Binary: 1011110010101110001111010110111100100₂
• Hexadecimal: 0x1795C7ADE4
• Base-36: 1AJ9P8TG

Squares and roots of 101297139172

• 101297139172 squared (101297139172²) is 10261110404431536845584
• 101297139172 cubed (101297139172³) is 1039421128696958593392968321616448
• The square root of 101297139172 is 318272.1149771057
• The cube root of 101297139172 is 4661.5719670407

Scales and comparisons

• 101,297,139,172 seconds is equal to 3,220 years, 48 weeks, 4 days, 14 hours, 12 minutes, 52 seconds.
• To count from 1 to 101,297,139,172 would take you about six thousand, four hundred forty-one 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 101297139172 cubic inches would be around 388.5 feet tall.

Recreational maths with 101297139172

• 101297139172 backwards is 271931792101
• The number of decimal digits it has is: 12
• The sum of 101297139172's digits is 43
• More coming soon!