72293130

Names of 72293130

• Cardinal: 72293130 can be written as Seventy-two million, two hundred ninety-three thousand, one hundred thirty.

Scientific notation

• Scientific notation: 7.229313 × 10⁷

Factors of 72293130

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 127

Divisors of 72293130

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 5 6 7 9 10 13 14 15 18 21 26 30 35 39 42 45 49 63 65 70 78 90 91 97 98 105 117 126 130 147 169 182 194 195 210 234 245 273 291 294 315 338 390 441 455 485 490 507 546 582 585 630 637 679 735 819 845 873 882 910 970 1014 1170 1183 1261 1274 1358 1365 1455 1470 1521 1638 1690 1746 1911 2037 2205 2366 2522 2535 2730 2910 3042 3185 3395 3549 3783 3822 4074 4095 4365 4410 4753 5070 5733 5915 6111 6305 6370 6790 7098 7566 7605 8190 8281 8730 8827 9506 9555 10185 10647 11349 11466 11830 12222 12610 14259 15210 16393 16562 17654 17745 18915 19110 20370 21294 22698 23765 24843 26481 28518 28665 30555 32786 35490 37830 41405 42777 44135 47530 49179 49686 52962 53235 56745 57330 61110 61789 71295 74529 79443 81965 82810 85554 88270 98358 106470 113490 114751 123578 124215 132405 142590 147537 149058 158886 163930 185367 213885 229502 245895 248430 264810 295074 308945 344253 370734 372645 397215 427770 491790 556101 573755 617890 688506 737685 745290 794430 803257 926835 1032759 1112202 1147510 1475370 1606514 1721265 1853670 2065518 2409771 2780505 3442530 4016285 4819542 5163795 5561010 7229313 8032570 10327590 12048855 14458626 24097710 36146565 72293130
• Sum of all divisors σ(n): 239203692
• Sum of proper divisors (its aliquot sum) s(n): 166910562
• 72293130 is an abundant number, because the sum of its proper divisors (166910562) is greater than itself. Its abundance is 94617432

Bases of 72293130

• Binary: 100010011110001101100001010₂
• Hexadecimal: 0x44F1B0A
• Base-36: 171HQI

Squares and roots of 72293130

• 72293130 squared (72293130²) is 5226296645196900
• 72293130 cubed (72293130³) is 377825342789783367297000
• The square root of 72293130 is 8502.5366803091
• The cube root of 72293130 is 416.5805695885

Scales and comparisons

• 72,293,130 seconds is equal to 2 years, 15 weeks, 3 days, 17 hours, 25 minutes, 30 seconds.
• To count from 1 to 72,293,130 would take you about 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 72293130 cubic inches would be around 34.7 feet tall.

Recreational maths with 72293130

• 72293130 backwards is 03139227
• The number of decimal digits it has is: 8
• The sum of 72293130's digits is 27
• More coming soon!