40207813920

Names of 40207813920

• Cardinal: 40207813920 can be written as Forty billion, two hundred seven million, eight hundred thirteen thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 4.020781392 × 10¹⁰

Factors of 40207813920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 5293

Divisors of 40207813920

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 43 45 48 60 72 80 86 90 96 120 127 129 144 160 172 180 215 240 254 258 288 344 360 381 387 430 480 508 516 635 645 688 720 762 774 860 1016 1032 1143 1270 1290 1376 1440 1524 1548 1720 1905 1935 2032 2064 2286 2540 2580 3048 3096 3440 3810 3870 4064 4128 4572 5080 5113 5160 5461 5715 6096 6192 6880 7620 7740 9144 10160 10226 10320 10922 11430 12192 12384 15240 15339 15480 16383 18288 20320 20452 20640 21844 22860 25565 27305 30480 30678 30960 32766 36576 40904 43688 45720 46017 49149 51130 54610 60960 61356 61920 65532 76695 81808 81915 87376 91440 92034 98298 102260 109220 122712 131064 153390 163616 163830 174752 182880 184068 196596 204520 218440 219859 230085 245424 245745 262128 306780 327660 368136 393192 409040 436880 439718 460170 490848 491490 524256 613560 649351 655320 659577 736272 786384 818080 873760 879436 920340 982980 1099295 1227120 1298702 1310640 1319154 1472544 1572768 1758872 1840680 1948053 1965960 1978731 2198590 2454240 2597404 2621280 2638308 3246755 3297885 3517744 3681360 3896106 3931920 3957462 4397180 5194808 5276616 5844159 6493510 6595770 7035488 7362720 7792212 7863840 7914924 8794360 9740265 9893655 10389616 10553232 11688318 12987020 13191540 15584424 15829848 17588720 19480530 19787310 20779232 21106464 23376636 25974040 26383080 27922093 29220795 31168848 31659696 35177440 38961060 39574620 46753272 51948080 52766160 55844186 58441590 62337696 63319392 77922120 79149240 83766279 93506544 103896160 105532320 111688372 116883180 139610465 155844240 158298480 167532558 187013088 223376744 233766360 251298837 279220930 311688480 316596960 335065116 418831395 446753488 467532720 502597674 558441860 670130232 837662790 893506976 935065440 1005195348 1116883720 1256494185 1340260464 1675325580 2010390696 2233767440 2512988370 2680520928 3350651160 4020781392 4467534880 5025976740 6701302320 8041562784 10051953480 13402604640 20103906960 40207813920
• Sum of all divisors σ(n): 141533263872
• Sum of proper divisors (its aliquot sum) s(n): 101325449952
• 40207813920 is an abundant number, because the sum of its proper divisors (101325449952) is greater than itself. Its abundance is 61117636032

Bases of 40207813920

• Binary: 100101011100100100101000110100100000₂
• Hexadecimal: 0x95C928D20
• Base-36: IGYOZS0

Squares and roots of 40207813920

• 40207813920 squared (40207813920²) is 1616668300225345766400
• 40207813920 cubed (40207813920³) is 65002698185823396643070988288000
• The square root of 40207813920 is 200518.8617561949
• The cube root of 40207813920 is 3425.8642795857

Scales and comparisons

• 40,207,813,920 seconds is equal to 1,278 years, 25 weeks, 1 day, 5 hours, 12 minutes.
• To count from 1 to 40,207,813,920 would take you about two thousand, five hundred fifty-six 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 40207813920 cubic inches would be around 285.5 feet tall.

Recreational maths with 40207813920

• 40207813920 backwards is 02931870204
• 40207813920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40207813920's digits is 36
• More coming soon!