21381740711760

Names of 21381740711760

• Cardinal: 21381740711760 can be written as Twenty-one trillion, three hundred eighty-one billion, seven hundred forty million, seven hundred eleven thousand, seven hundred sixty.

Scientific notation

• Scientific notation: 2.138174071176 × 10¹³

Factors of 21381740711760

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 571128

Divisors of 21381740711760

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 13 15 16 20 22 24 26 30 33 39 40 44 48 52 55 60 65 66 78 80 88 104 110 120 130 132 143 156 165 176 195 208 220 240 260 264 286 312 330 390 429 440 520 528 572 624 660 715 780 858 880 1040 1093 1144 1320 1430 1560 1716 2145 2186 2288 2640 2860 3120 3279 3432 4290 4372 5465 5720 6558 6864 8580 8744 10930 11440 12023 13116 14209 16395 17160 17488 21860 24046 26232 28418 32790 34320 36069 42627 43720 48092 52464 56836 60115 65580 71045 72138 85254 87440 96184 113672 120230 131160 142090 144276 156299 170508 180345 192368 213135 227344 240460 262320 284180 288552 312598 341016 360690 426270 468897 480920 568360 570001 577104 625196 682032 721380 781495 852540 937794 961840 1136720 1140002 1250392 1442760 1562990 1705080 1710003 1875588 2280004 2344485 2500784 2850005 2885520 3125980 3410160 3420006 3751176 4560008 4688970 5700010 6251960 6270011 6840012 7410013 7502352 8550015 9120016 9377940 11400020 12503920 12540022 13680024 14820026 17100030 18755880 18810033 22230039 22800040 25080044 27360048 29640052 31350055 34200060 37050065 37511760 37620066 44460078 45600080 50160088 59280104 62700110 68400120 74100130 75240132 81510143 88920156 94050165 100320176 111150195 118560208 125400220 136800240 148200260 150480264 163020286 177840312 188100330 222300390 244530429 250800440 296400520 300960528 326040572 355680624 376200660 407550715 444600780 489060858 501600880 592801040 623011093 652081144 752401320 815101430 889201560 978121716 1222652145 1246022186 1304162288 1504802640 1630202860 1778403120 1869033279 1956243432 2445304290 2492044372 3115055465 3260405720 3738066558 3912486864 4890608580 4984088744 6230110930 6520811440 6853122023 7476133116 8099144209 9345166395 9781217160 9968177488 12460221860 13706244046 14952266232 16198288418 18690332790 19562434320 20559366069 24297432627 24920443720 27412488092 29904532464 32396576836 34265610115 37380665580 40495721045 41118732138 48594865254 49840887440 54824976184 64793153672 68531220230 74761331160 80991442090 82237464276 89090586299 97189730508 102796830345 109649952368 121487163135 129586307344 137062440460 149522662320 161982884180 164474928552 178181172598 194379461016 205593660690 242974326270 267271758897 274124880920 323965768360 328949857104 356362345196 388758922032 411187321380 445452931495 485948652540 534543517794 548249761840 647931536720 712724690392 822374642760 890905862990 971897305080 1069087035588 1336358794485 1425449380784 1644749285520 1781811725980 1943794610160 2138174071176 2672717588970 3563623451960 4276348142352 5345435177940 7127246903920 10690870355880 21381740711760
• Sum of all divisors σ(n): 77942784842496
• Sum of proper divisors (its aliquot sum) s(n): 56561044130736
• 21381740711760 is an abundant number, because the sum of its proper divisors (56561044130736) is greater than itself. Its abundance is 35179303418976

Bases of 21381740711760

• Binary: 100110111001001010011000011110100111101010000₂
• Hexadecimal: 0x1372530F4F50
• Base-36: 7KUMWCY1C

Squares and roots of 21381740711760

• 21381740711760 squared (21381740711760²) is 457178835864935031402297600
• 21381740711760 cubed (21381740711760³) is 9775279327368324173561920636723339776000
• The square root of 21381740711760 is 4624039.4366570879
• The cube root of 21381740711760 is 27755.4125034339

Scales and comparisons

• 21,381,740,711,760 seconds is equal to 679,873 years, 11 weeks, 1 day, 19 hours, 56 minutes.
• To count from 1 to 21,381,740,711,760 would take you about one million, six hundred ninety-nine thousand, six hundred eighty-three 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 21381740711760 cubic inches would be around 2313 feet tall.

Recreational maths with 21381740711760

• 21381740711760 backwards is 06711704718312
• 21381740711760 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21381740711760's digits is 48
• More coming soon!