72997244730

Names of 72997244730

• Cardinal: 72997244730 can be written as Seventy-two billion, nine hundred ninety-seven million, two hundred forty-four thousand, seven hundred thirty.

Scientific notation

• Scientific notation: 7.299724473 × 10¹⁰

Factors of 72997244730

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2634

Divisors of 72997244730

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 29 30 31 45 58 62 87 90 93 145 155 174 186 261 279 290 310 421 435 465 522 558 842 870 899 930 1263 1305 1395 1798 2105 2143 2526 2610 2697 2790 3789 4210 4286 4495 5394 6315 6429 7578 8091 8990 10715 12209 12630 12858 13051 13485 16182 18945 19287 21430 24418 26102 26970 32145 36627 37890 38574 39153 40455 61045 62147 64290 65255 66433 73254 78306 80910 96435 109881 117459 122090 124294 130510 132866 183135 186441 192870 195765 199299 219762 234918 310735 332165 366270 372882 378479 391530 398598 549405 559323 587295 597897 621470 664330 756958 902203 932205 996495 1098810 1118646 1135437 1174590 1195794 1804406 1864410 1892395 1926557 1992990 2270874 2706609 2796615 2989485 3406311 3784790 3853114 4511015 5413218 5593230 5677185 5779671 5978970 6812622 8119827 9022030 9632785 11354370 11559342 13533045 16239654 17031555 17339013 19265570 26163887 27066090 27968293 28898355 34063110 34678026 40599135 52327774 55936586 57796710 78491661 81198270 83904879 86695065 130819435 139841465 156983322 167809758 173390130 235474983 251714637 261638870 279682930 392458305 419524395 470949966 503429274 784916610 811080497 839048790 1177374915 1258573185 1622160994 2354749830 2433241491 2517146370 4055402485 4866482982 7299724473 8110804970 12166207455 14599448946 24332414910 36498622365 72997244730
• Sum of all divisors σ(n): 203247083520
• Sum of proper divisors (its aliquot sum) s(n): 130249838790
• 72997244730 is an abundant number, because the sum of its proper divisors (130249838790) is greater than itself. Its abundance is 57252594060

Bases of 72997244730

• Binary: 1000011111110111110011000111100111010₂
• Hexadecimal: 0x10FEF98F3A
• Base-36: XJ8OAII

Squares and roots of 72997244730

• 72997244730 squared (72997244730²) is 5328597738171512772900
• 72997244730 cubed (72997244730³) is 388972953161030380597702211817000
• The square root of 72997244730 is 270180.0228181203
• The cube root of 72997244730 is 4179.2866148617

Scales and comparisons

• 72,997,244,730 seconds is equal to 2,321 years, 4 weeks, 3 days, 12 hours, 25 minutes, 30 seconds.
• To count from 1 to 72,997,244,730 would take you about four thousand, six hundred forty-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 72997244730 cubic inches would be around 348.3 feet tall.

Recreational maths with 72997244730

• 72997244730 backwards is 03744279927
• The number of decimal digits it has is: 11
• The sum of 72997244730's digits is 54
• More coming soon!