21804152457984

Names of 21804152457984

• Cardinal: 21804152457984 can be written as Twenty-one trillion, eight hundred four billion, one hundred fifty-two million, four hundred fifty-seven thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 2.1804152457984 × 10¹³

Factors of 21804152457984

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1067013

Divisors of 21804152457984

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 23 24 26 32 39 46 48 52 64 69 78 89 92 96 104 128 138 156 178 184 192 208 256 267 276 299 312 356 368 384 416 534 552 598 624 712 736 768 832 897 1068 1104 1157 1196 1248 1424 1472 1664 1794 2047 2136 2208 2314 2392 2496 2848 2944 3328 3471 3588 4094 4272 4416 4628 4784 4992 5696 5888 6141 6942 7176 8188 8544 8832 9256 9568 9984 11392 12282 13884 14352 16376 17088 17664 18512 19136 22784 24564 26611 27768 28704 32752 34176 37024 38272 49128 53222 55536 57408 65504 68352 74048 76544 79833 98256 106444 111072 114816 131008 148096 159666 196512 212888 222144 229632 262016 296192 319332 393024 425776 444288 524032 638664 786048 851552 888576 1066883 1277328 1572096 1703104 2133766 2554656 3200649 3406208 4267532 5109312 6401298 6812416 8535064 10218624 12802596 13869479 17070128 20437248 24538309 25605192 27738958 34140256 41608437 49076618 51210384 55477916 68280512 73614927 83216874 94952587 98153236 102420768 110955832 136561024 147229854 166433748 189905174 196306472 204841536 221911664 273122048 284857761 294459708 318998017 332867496 379810348 392612944 409683072 443823328 569715522 588919416 637996034 665734992 759620696 785225888 819366144 887646656 956994051 1139431044 1177838832 1234383631 1275992068 1331469984 1519241392 1570451776 1775293312 1913988102 2183909501 2278862088 2355677664 2468767262 2551984136 2662939968 3038482784 3140903552 3550586624 3703150893 3827976204 4367819002 4557724176 4711355328 4937534524 5103968272 5325879936 6076965568 6281807104 6551728503 7406301786 7655952408 8735638004 9115448352 9422710656 9875069048 10207936544 10651759872 12153931136 13103457006 14812603572 15311904816 17471276008 18230896704 18845421312 19750138096 20415873088 24307862272 26206914012 28390823513 29625207144 30623809632 34942552016 36461793408 39500276192 40831746176 52413828024 56781647026 59250414288 61247619264 69885104032 72923586816 79000552384 81663492352 85172470539 104827656048 113563294052 118500828576 122495238528 139770208064 158001104768 170344941078 209655312096 227126588104 237001657152 244990477056 279540416128 316002209536 340689882156 419310624192 454253176208 474003314304 559080832256 681379764312 838621248384 908506352416 948006628608 1362759528624 1677242496768 1817012704832 2725519057248 3634025409664 5451038114496 7268050819328 10902076228992 21804152457984
• Sum of all divisors σ(n): 65944697495040
• Sum of proper divisors (its aliquot sum) s(n): 44140545037056
• 21804152457984 is an abundant number, because the sum of its proper divisors (44140545037056) is greater than itself. Its abundance is 22336392579072

Bases of 21804152457984

• Binary: 100111101010010101100110000110000101100000000₂
• Hexadecimal: 0x13D4ACC30B00
• Base-36: 7Q8OTENEO

Squares and roots of 21804152457984

• 21804152457984 squared (21804152457984²) is 475421064411009708885344256
• 21804152457984 cubed (21804152457984³) is 10366153370154686929223667244296415739904
• The square root of 21804152457984 is 4669491.6701910927
• The cube root of 21804152457984 is 27936.9979978161

Scales and comparisons

• 21,804,152,457,984 seconds is equal to 693,304 years, 31 weeks, 2 days, 16 hours, 6 minutes, 24 seconds.
• To count from 1 to 21,804,152,457,984 would take you about one million, seven hundred thirty-three thousand, two hundred sixty-one 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 21804152457984 cubic inches would be around 2328.1 feet tall.

Recreational maths with 21804152457984

• 21804152457984 backwards is 48975425140812
• The number of decimal digits it has is: 14
• The sum of 21804152457984's digits is 60
• More coming soon!