72655997040

Names of 72655997040

• Cardinal: 72655997040 can be written as Seventy-two billion, six hundred fifty-five million, nine hundred ninety-seven thousand and forty.

Scientific notation

• Scientific notation: 7.265599704 × 10¹⁰

Factors of 72655997040

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1140

Divisors of 72655997040

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 30 31 33 36 40 44 45 48 55 60 62 66 72 80 88 90 93 99 110 120 124 132 144 155 165 176 180 186 198 220 240 248 264 279 310 330 341 360 372 396 440 465 495 496 528 541 547 558 620 660 682 720 744 792 880 930 990 1023 1082 1094 1116 1240 1320 1364 1395 1488 1584 1623 1641 1705 1860 1980 2046 2164 2188 2232 2480 2640 2705 2728 2735 2790 3069 3246 3282 3410 3720 3960 4092 4328 4376 4464 4869 4923 5115 5410 5456 5470 5580 5951 6017 6138 6492 6564 6820 7440 7920 8115 8184 8205 8656 8752 9738 9846 10230 10820 10940 11160 11902 12034 12276 12984 13128 13640 15345 16230 16368 16410 16771 16957 17853 18051 19476 19692 20460 21640 21880 22320 23804 24068 24345 24552 24615 25968 26256 27280 29755 30085 30690 32460 32820 33542 33914 35706 36102 38952 39384 40920 43280 43760 47608 48136 48690 49104 49230 50313 50871 53559 54153 59510 60170 61380 64920 65640 67084 67828 71412 72204 77904 78768 81840 83855 84785 89265 90255 95216 96272 97380 98460 100626 101742 107118 108306 119020 120340 122760 129840 131280 134168 135656 142824 144408 150939 152613 167710 169570 178530 180510 184481 186527 194760 196920 201252 203484 214236 216612 238040 240680 245520 251565 254355 267795 268336 270765 271312 285648 288816 295927 301878 305226 335420 339140 357060 361020 368962 373054 389520 393840 402504 406968 428472 433224 476080 481360 503130 508710 535590 541530 553443 559581 591854 603756 610452 670840 678280 714120 722040 737924 746108 754695 763065 805008 813936 856944 866448 887781 922405 932635 1006260 1017420 1071180 1083060 1106886 1119162 1183708 1207512 1220904 1341680 1356560 1428240 1444080 1475848 1479635 1492216 1509390 1526130 1660329 1678743 1775562 1844810 1865270 2012520 2034840 2142360 2166120 2213772 2238324 2367416 2415024 2441808 2663343 2767215 2797905 2951696 2959270 2984432 3018780 3052260 3255197 3320658 3357486 3551124 3689620 3730540 4025040 4069680 4284720 4332240 4427544 4438905 4476648 4734832 5326686 5534430 5595810 5918540 6037560 6104520 6510394 6641316 6714972 7102248 7379240 7461080 8301645 8393715 8855088 8877810 8953296 9173737 9765591 10653372 11068860 11191620 11837080 12075120 12209040 13020788 13282632 13316715 13429944 14204496 14758480 14922160 16275985 16603290 16787430 17755620 18347474 19531182 21306744 22137720 22383240 23674160 26041576 26565264 26633430 26859888 27521211 29296773 32551970 33206580 33574860 35511240 36694948 39062364 42613488 44275440 44766480 45868685 48827955 52083152 53266860 55042422 58593546 65103940 66413160 67149720 71022480 73389896 78124728 82563633 91737370 97655910 100911107 106533720 110084844 117187092 130207880 132826320 134299440 137606055 146483865 146779792 156249456 165127266 183474740 195311820 201822214 213067440 220169688 234374184 260415760 275212110 292967730 302733321 330254532 366949480 390623640 403644428 412818165 440339376 468748368 504555535 550424220 585935460 605466642 660509064 733898960 781247280 807288856 825636330 908199963 1009111070 1100848440 1171870920 1210933284 1321018128 1513666605 1614577712 1651272660 1816399926 2018222140 2201696880 2343741840 2421866568 3027333210 3302545320 3632799852 4036444280 4540999815 4843733136 6054666420 6605090640 7265599704 8072888560 9081999630 12109332840 14531199408 18163999260 24218665680 36327998520 72655997040
• Sum of all divisors σ(n): 275782920192
• Sum of proper divisors (its aliquot sum) s(n): 203126923152
• 72655997040 is an abundant number, because the sum of its proper divisors (203126923152) is greater than itself. Its abundance is 130470926112

Bases of 72655997040

• Binary: 1000011101010101000101000100001110000₂
• Hexadecimal: 0x10EAA28870
• Base-36: XDLI640

Squares and roots of 72655997040

• 72655997040 squared (72655997040²) is 5278893905876488761600
• 72655997040 cubed (72655997040³) is 383543299999836206068402865664000
• The square root of 72655997040 is 269547.7639306251
• The cube root of 72655997040 is 4172.7639940173

Scales and comparisons

• 72,655,997,040 seconds is equal to 2,310 years, 12 weeks, 1 day, 21 hours, 24 minutes.
• To count from 1 to 72,655,997,040 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 72655997040 cubic inches would be around 347.7 feet tall.

Recreational maths with 72655997040

• 72655997040 backwards is 04079955627
• The number of decimal digits it has is: 11
• The sum of 72655997040's digits is 54
• More coming soon!