72662670990

Names of 72662670990

• Cardinal: 72662670990 can be written as Seventy-two billion, six hundred sixty-two million, six hundred seventy thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 7.266267099 × 10¹⁰

Factors of 72662670990

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 8872151

Divisors of 72662670990

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 7 9 10 13 14 15 18 21 26 30 35 39 42 45 63 65 70 78 90 91 105 117 126 130 182 195 210 234 273 315 390 455 546 585 630 819 910 1170 1365 1638 2730 4095 8190 8872121 17744242 26616363 44360605 53232726 62104847 79849089 88721210 115337573 124209694 133081815 159698178 186314541 230675146 266163630 310524235 346012719 372629082 399245445 558943623 576687865 621048470 692025438 798490890 807363011 931572705 1038038157 1117887246 1153375730 1614726022 1730063595 1863145410 2076076314 2422089033 2794718115 3460127190 4036815055 4844178066 5190190785 5589436230 7266267099 8073630110 10380381570 12110445165 14532534198 24220890330 36331335495 72662670990
• Sum of all divisors σ(n): 232520573376
• Sum of proper divisors (its aliquot sum) s(n): 159857902386
• 72662670990 is an abundant number, because the sum of its proper divisors (159857902386) is greater than itself. Its abundance is 87195231396

Bases of 72662670990

• Binary: 1000011101011000010000101111010001110₂
• Hexadecimal: 0x10EB085E8E
• Base-36: XDPH7RI

Squares and roots of 72662670990

• 72662670990 squared (72662670990²) is 5279863755400987580100
• 72662670990 cubed (72662670990³) is 383649002930727796053882571299000
• The square root of 72662670990 is 269560.1435487079
• The cube root of 72662670990 is 4172.8917557379

Scales and comparisons

• 72,662,670,990 seconds is equal to 2,310 years, 23 weeks, 2 days, 3 hours, 16 minutes, 30 seconds.
• To count from 1 to 72,662,670,990 would take you about four thousand, six hundred twenty 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 72662670990 cubic inches would be around 347.7 feet tall.

Recreational maths with 72662670990

• 72662670990 backwards is 09907626627
• The number of decimal digits it has is: 11
• The sum of 72662670990's digits is 54
• More coming soon!