20165713920

Names of 20165713920

• Cardinal: 20165713920 can be written as Twenty billion, one hundred sixty-five million, seven hundred thirteen thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.016571392 × 10¹⁰

Factors of 20165713920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 4994

Divisors of 20165713920

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 30 32 33 36 40 44 45 48 55 60 64 66 72 80 88 90 96 99 110 120 128 132 144 160 165 176 180 192 198 220 240 256 264 288 320 330 352 360 384 396 440 480 495 512 528 576 640 660 704 720 768 792 880 960 990 1024 1056 1152 1280 1320 1408 1440 1536 1584 1760 1920 1980 2048 2112 2304 2560 2640 2816 2880 3072 3168 3520 3840 3960 4096 4224 4608 4973 5120 5280 5632 5760 6144 6336 7040 7680 7920 8192 8448 9216 9946 10240 10560 11264 11520 12288 12672 14080 14919 15360 15840 16896 18432 19892 20480 21120 22528 23040 24576 24865 25344 28160 29838 30720 31680 33792 36864 39784 40960 42240 44757 45056 46080 49730 50688 54703 56320 59676 61440 63360 67584 73728 74595 79568 84480 89514 90112 92160 99460 101376 109406 112640 119352 122880 126720 135168 149190 159136 164109 168960 179028 184320 198920 202752 218812 223785 225280 238704 253440 270336 273515 298380 318272 328218 337920 358056 368640 397840 405504 437624 447570 450560 477408 492327 506880 547030 596760 636544 656436 675840 716112 795680 811008 820545 875248 895140 954816 984654 1013760 1094060 1193520 1273088 1312872 1351680 1432224 1591360 1641090 1750496 1790280 1909632 1969308 2027520 2188120 2387040 2461635 2546176 2625744 2864448 3182720 3282180 3500992 3580560 3819264 3938616 4055040 4376240 4774080 4923270 5092352 5251488 5728896 6365440 6564360 7001984 7161120 7638528 7877232 8752480 9548160 9846540 10184704 10502976 11457792 12730880 13128720 14003968 14322240 15277056 15754464 17504960 19096320 19693080 20369408 21005952 22915584 25461760 26257440 28007936 28644480 30554112 31508928 35009920 38192640 39386160 40738816 42011904 45831168 50923520 52514880 56015872 57288960 61108224 63017856 70019840 76385280 78772320 84023808 91662336 101847040 105029760 112031744 114577920 122216448 126035712 140039680 152770560 157544640 168047616 183324672 203694080 210059520 224063488 229155840 252071424 280079360 305541120 315089280 336095232 366649344 420119040 448126976 458311680 504142848 560158720 611082240 630178560 672190464 840238080 916623360 1008285696 1120317440 1260357120 1344380928 1680476160 1833246720 2016571392 2240634880 2520714240 3360952320 4033142784 5041428480 6721904640 10082856960 20165713920
• Sum of all divisors σ(n): 76273743312
• Sum of proper divisors (its aliquot sum) s(n): 56108029392
• 20165713920 is an abundant number, because the sum of its proper divisors (56108029392) is greater than itself. Its abundance is 35942315472

Bases of 20165713920

• Binary: 10010110001111110000110000000000000₂
• Hexadecimal: 0x4B1F86000
• Base-36: 99I58G0

Squares and roots of 20165713920

• 20165713920 squared (20165713920²) is 406656017903281766400
• 20165713920 cubed (20165713920³) is 8200508920883978330374668288000
• The square root of 20165713920 is 142006.0348013421
• The cube root of 20165713920 is 2721.8939519737

Scales and comparisons

• 20,165,713,920 seconds is equal to 641 years, 10 weeks, 5 days, 11 hours, 12 minutes.
• To count from 1 to 20,165,713,920 would take you about one thousand, two hundred eighty-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 20165713920 cubic inches would be around 226.8 feet tall.

Recreational maths with 20165713920

• 20165713920 backwards is 02931756102
• 20165713920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20165713920's digits is 36
• More coming soon!