72215920270

Names of 72215920270

• Cardinal: 72215920270 can be written as Seventy-two billion, two hundred fifteen million, nine hundred twenty thousand, two hundred seventy.

Scientific notation

• Scientific notation: 7.221592027 × 10¹⁰

Factors of 72215920270

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 104749

Divisors of 72215920270

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 5 10 13 17 26 34 65 85 130 170 221 313 442 626 1105 1565 2210 3130 4069 5321 8138 10642 20345 26605 40690 53210 69173 104399 138346 208798 345865 521995 691730 1043990 1357187 1774783 2714374 3549566 6785935 8873915 13571870 17747830 23072179 32676887 46144358 65353774 115360895 163384435 230721790 326768870 424799531 555507079 849599062 1111014158 2123997655 2777535395 4247995310 5555070790 7221592027 14443184054 36107960135 72215920270
• Sum of all divisors σ(n): 148697337600
• Sum of proper divisors (its aliquot sum) s(n): 76481417330
• 72215920270 is an abundant number, because the sum of its proper divisors (76481417330) is greater than itself. Its abundance is 4265497060

Bases of 72215920270

• Binary: 1000011010000011001110111111010001110₂
• Hexadecimal: 0x10D0677E8E
• Base-36: X6BHSPA

Squares and roots of 72215920270

• 72215920270 squared (72215920270²) is 5215139140442996872900
• 72215920270 cubed (72215920270³) is 376616072363187794653205723683000
• The square root of 72215920270 is 268730.1997729323
• The cube root of 72215920270 is 4164.3221279625

Scales and comparisons

• 72,215,920,270 seconds is equal to 2,296 years, 12 weeks, 4 days, 9 hours, 51 minutes, 10 seconds.
• To count from 1 to 72,215,920,270 would take you about four thousand, five hundred ninety-two 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 72215920270 cubic inches would be around 347 feet tall.

Recreational maths with 72215920270

• 72215920270 backwards is 07202951227
• The number of decimal digits it has is: 11
• The sum of 72215920270's digits is 37
• More coming soon!