71292090970

Names of 71292090970

• Cardinal: 71292090970 can be written as Seventy-one billion, two hundred ninety-two million, ninety thousand, nine hundred seventy.

Scientific notation

• Scientific notation: 7.129209097 × 10¹⁰

Factors of 71292090970

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1808

Divisors of 71292090970

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 5 10 17 31 34 62 85 89 97 155 170 178 194 310 445 485 527 890 970 1054 1513 1567 1649 2635 2759 3007 3026 3134 3298 5270 5518 6014 7565 7835 8245 8633 13795 15035 15130 15670 16490 17266 26639 27590 30070 43165 46903 48577 51119 53278 86330 93806 97154 102238 133195 139463 146761 151999 234515 242885 255595 266390 267623 278926 293522 303998 469030 485770 511190 535246 697315 733805 759995 825809 1338115 1394630 1467610 1519990 1651618 2370871 2583983 2676230 4129045 4323353 4549591 4711969 4741742 5167966 8258090 8646706 9099182 9423938 11854355 12919915 13527911 21616765 22747955 23559845 23708710 25839830 27055822 43233530 45495910 47119690 67639555 73497001 80103473 135279110 146994002 160206946 229974487 367485005 400517365 419365241 459948974 734970010 801034730 838730482 1149872435 2096826205 2299744870 4193652410 7129209097 14258418194 35646045485 71292090970
• Sum of all divisors σ(n): 143386951680
• Sum of proper divisors (its aliquot sum) s(n): 72094860710
• 71292090970 is an abundant number, because the sum of its proper divisors (72094860710) is greater than itself. Its abundance is 802769740

Bases of 71292090970

• Binary: 1000010011001010101101111101001011010₂
• Hexadecimal: 0x109956FA5A
• Base-36: WR1GXGA

Squares and roots of 71292090970

• 71292090970 squared (71292090970²) is 5082562234874755540900
• 71292090970 cubed (71292090970³) is 362346489209377578578354355673000
• The square root of 71292090970 is 267005.7882705917
• The cube root of 71292090970 is 4146.4883627993

Scales and comparisons

• 71,292,090,970 seconds is equal to 2,266 years, 45 weeks, 22 hours, 36 minutes, 10 seconds.
• To count from 1 to 71,292,090,970 would take you about four thousand, five hundred thirty-three 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 71292090970 cubic inches would be around 345.5 feet tall.

Recreational maths with 71292090970

• 71292090970 backwards is 07909029217
• The number of decimal digits it has is: 11
• The sum of 71292090970's digits is 46
• More coming soon!