21246214123440

Names of 21246214123440

• Cardinal: 21246214123440 can be written as Twenty-one trillion, two hundred forty-six billion, two hundred fourteen million, one hundred twenty-three thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.124621412344 × 10¹³

Factors of 21246214123440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 38079

Divisors of 21246214123440

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 45 48 60 72 80 90 120 144 180 240 311 360 622 720 933 1244 1555 1866 2488 2707 2799 3110 3732 4665 4976 5414 5598 6220 7464 8121 9330 10828 11196 12440 13535 13995 14928 16242 18660 21656 22392 24363 24880 27070 27990 32484 35051 37320 40605 43312 44784 48726 54140 55980 64968 70102 74640 81210 97452 105153 108280 111960 121815 129936 140204 162420 175255 194904 210306 216560 223920 243630 280408 315459 324840 350510 389808 420612 487260 525765 560816 630918 649680 701020 841224 841877 974520 1051530 1261836 1402040 1577295 1682448 1683754 1949040 2103060 2523672 2525631 2804080 3154590 3367508 4206120 4209385 5047344 5051262 6309180 6735016 7576893 8412240 8418770 10102524 10900861 12618360 12628155 13470032 15153786 16837540 20205048 21801722 25236720 25256310 30307572 32702583 33675080 37884465 40410096 43603444 50512620 54504305 60615144 65405166 67350160 75768930 87206888 94883057 98107749 101025240 109008610 121230288 130810332 151537860 163512915 174413776 189766114 196215498 202050480 218017220 261620664 284649171 303075720 327025830 379532228 392430996 436034440 474415285 490538745 523241328 569298342 606151440 654051660 759064456 784861992 853947513 872068880 948830570 981077490 1138596684 1308103320 1423245855 1518128912 1569723984 1707895026 1897661140 1962154980 2277193368 2616206640 2846491710 3415790052 3795322280 3924309960 4269737565 4554386736 5692983420 6831580104 7590644560 7848619920 8539475130 11385966840 13663160208 17078950260 22771933680 29508630727 34157900520 59017261454 68315801040 88525892181 118034522908 147543153635 177051784362 236069045816 265577676543 295086307270 354103568724 442629460905 472138091632 531155353086 590172614540 708207137448 885258921810 1062310706172 1180345229080 1327888382715 1416414274896 1770517843620 2124621412344 2360690458160 2655776765430 3541035687240 4249242824688 5311553530860 7082071374480 10623107061720 21246214123440
• Sum of all divisors σ(n): 71609782323456
• Sum of proper divisors (its aliquot sum) s(n): 50363568200016
• 21246214123440 is an abundant number, because the sum of its proper divisors (50363568200016) is greater than itself. Its abundance is 29117354076576

Bases of 21246214123440

• Binary: 100110101001011000101000010111010111110110000₂
• Hexadecimal: 0x1352C50BAFB0
• Base-36: 7J4DJBT80

Squares and roots of 21246214123440

• 21246214123440 squared (21246214123440²) is 451401614579061327557433600
• 21246214123440 cubed (21246214123440³) is 9590575359013272188048661830080003584000
• The square root of 21246214123440 is 4609361.5743874987
• The cube root of 21246214123440 is 27696.6462870709

Scales and comparisons

• 21,246,214,123,440 seconds is equal to 675,563 years, 46 weeks, 2 days, 1 hour, 24 minutes.
• To count from 1 to 21,246,214,123,440 would take you about one million, six hundred eighty-eight thousand, nine hundred nine 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 21246214123440 cubic inches would be around 2308.1 feet tall.

Recreational maths with 21246214123440

• 21246214123440 backwards is 04432141264212
• 21246214123440 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21246214123440's digits is 36
• More coming soon!