72149821000

Names of 72149821000

• Cardinal: 72149821000 can be written as Seventy-two billion, one hundred forty-nine million, eight hundred twenty-one thousand.

Scientific notation

• Scientific notation: 7.2149821 × 10¹⁰

Factors of 72149821000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 250

Divisors of 72149821000

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 5 8 10 19 20 25 38 40 50 67 76 95 100 125 134 152 157 190 200 250 268 314 335 361 380 475 500 536 628 670 722 760 785 950 1000 1256 1273 1340 1444 1570 1675 1805 1900 2375 2546 2680 2888 2983 3140 3350 3610 3800 3925 4750 5092 5966 6280 6365 6700 6859 7220 7850 8375 9025 9500 10184 10519 11932 12730 13400 13718 14440 14915 15700 16750 18050 19000 19625 21038 23864 24187 25460 27436 29830 31400 31825 33500 34295 36100 39250 42076 45125 48374 50920 52595 54872 56677 59660 63650 67000 68590 72200 74575 78500 84152 90250 96748 105190 113354 119320 120935 127300 137180 149150 157000 159125 171475 180500 193496 199861 210380 226708 241870 254600 262975 274360 283385 298300 318250 342950 361000 372875 399722 420760 453416 459553 483740 525950 566770 596600 604675 636500 685900 745750 799444 857375 919106 967480 999305 1051900 1076863 1133540 1209350 1273000 1314875 1371800 1416925 1491500 1598888 1714750 1838212 1998610 2103800 2153726 2267080 2297765 2418700 2629750 2833850 2983000 3023375 3429500 3676424 3797359 3997220 4307452 4595530 4837400 4996525 5259500 5384315 5667700 6046750 6859000 7084625 7594718 7994440 8614904 9191060 9993050 10519000 10768630 11335400 11488825 12093500 14169250 15189436 18382120 18986795 19986100 21537260 22977650 24187000 24982625 26921575 28338500 30378872 37973590 39972200 43074520 45955300 49965250 53843150 56677000 57444125 72149821 75947180 91910600 94933975 99930500 107686300 114888250 134607875 144299642 151894360 189867950 199861000 215372600 229776500 269215750 288599284 360749105 379735900 459553000 474669875 538431500 577198568 721498210 759471800 949339750 1076863000 1442996420 1803745525 1898679500 2885992840 3607491050 3797359000 7214982100 9018727625 14429964200 18037455250 36074910500 72149821000
• Sum of all divisors σ(n): 182020550400
• Sum of proper divisors (its aliquot sum) s(n): 109870729400
• 72149821000 is an abundant number, because the sum of its proper divisors (109870729400) is greater than itself. Its abundance is 37720908400

Bases of 72149821000

• Binary: 1000011001100011101101110011001001000₂
• Hexadecimal: 0x10CC76E648
• Base-36: X58526G

Squares and roots of 72149821000

• 72149821000 squared (72149821000²) is 5205596670332041000000
• 72149821000 cubed (72149821000³) is 375582867962652768714661000000000
• The square root of 72149821000 is 268607.1871711551
• The cube root of 72149821000 is 4163.0512047095

Scales and comparisons

• 72,149,821,000 seconds is equal to 2,294 years, 7 weeks, 2 days, 8 hours, 56 minutes, 40 seconds.
• To count from 1 to 72,149,821,000 would take you about four thousand, five hundred eighty-eight 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 72149821000 cubic inches would be around 346.9 feet tall.

Recreational maths with 72149821000

• 72149821000 backwards is 00012894127
• The number of decimal digits it has is: 11
• The sum of 72149821000's digits is 34
• More coming soon!