72307730040

Names of 72307730040

• Cardinal: 72307730040 can be written as Seventy-two billion, three hundred seven million, seven hundred thirty thousand and forty.

Scientific notation

• Scientific notation: 7.230773004 × 10¹⁰

Factors of 72307730040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 945971

Divisors of 72307730040

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 20 21 24 26 28 30 35 39 40 42 49 52 56 60 65 70 78 84 91 98 104 105 120 130 140 147 156 168 182 195 196 210 245 260 273 280 294 312 364 390 392 420 455 490 520 546 588 637 728 735 780 840 910 980 1092 1176 1274 1365 1470 1560 1820 1911 1960 2184 2548 2730 2940 3185 3640 3822 5096 5460 5880 6370 7644 9555 10920 12740 15288 19110 25480 38220 76440 945941 1891882 2837823 3783764 4729705 5675646 6621587 7567528 9459410 11351292 12297233 13243174 14189115 18918820 19864761 22702584 24594466 26486348 28378230 33107935 36891699 37837640 39729522 46351109 49188932 52972696 56756460 61486165 66215870 73783398 79459044 86080631 92702218 98377864 99323805 113512920 122972330 132431740 139053327 147566796 158918088 172161262 184458495 185404436 198647610 231755545 245944660 258241893 264863480 278106654 295133592 344322524 368916990 370808872 397295220 430403155 463511090 491889320 516483786 556213308 602564417 688645048 695266635 737833980 794590440 860806310 927022180 1032967572 1112426616 1205128834 1291209465 1390533270 1475667960 1721612620 1807693251 1854044360 2065935144 2410257668 2582418930 2781066540 3012822085 3443225240 3615386502 4820515336 5164837860 5562133080 6025644170 7230773004 9038466255 10329675720 12051288340 14461546008 18076932510 24102576680 36153865020 72307730040
• Sum of all divisors σ(n): 271750217760
• Sum of proper divisors (its aliquot sum) s(n): 199442487720
• 72307730040 is an abundant number, because the sum of its proper divisors (199442487720) is greater than itself. Its abundance is 127134757680

Bases of 72307730040

• Binary: 1000011010101111000000110011001111000₂
• Hexadecimal: 0x10D5E06678
• Base-36: X7U5LKO

Squares and roots of 72307730040

• 72307730040 squared (72307730040²) is 5228407823537518401600
• 72307730040 cubed (72307730040³) is 378054301443374838394425104064000
• The square root of 72307730040 is 268900.9669748325
• The cube root of 72307730040 is 4166.0861136597

Scales and comparisons

• 72,307,730,040 seconds is equal to 2,299 years, 8 weeks, 3 days, 34 minutes.
• To count from 1 to 72,307,730,040 would take you about four thousand, five hundred ninety-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 72307730040 cubic inches would be around 347.2 feet tall.

Recreational maths with 72307730040

• 72307730040 backwards is 04003770327
• The number of decimal digits it has is: 11
• The sum of 72307730040's digits is 33
• More coming soon!