21838725124992

Names of 21838725124992

• Cardinal: 21838725124992 can be written as Twenty-one trillion, eight hundred thirty-eight billion, seven hundred twenty-five million, one hundred twenty-four thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 2.1838725124992 × 10¹³

Factors of 21838725124992

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 8279

Divisors of 21838725124992

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 31 32 36 48 54 62 64 72 81 93 96 108 124 128 144 162 186 192 216 248 279 288 324 372 384 432 496 558 576 648 744 837 864 992 1116 1152 1296 1488 1674 1728 1984 2232 2511 2592 2976 3348 3456 3968 4464 5022 5184 5952 6696 8243 8928 10044 10368 11904 13392 16486 17856 20088 24729 26784 32972 35712 40176 49458 53568 65944 74187 80352 98916 107136 131888 148374 160704 197832 222561 255533 263776 296748 321408 395664 445122 511066 527552 593496 667683 766599 791328 890244 1022132 1055104 1186992 1335366 1533198 1582656 1780488 2044264 2299797 2373984 2670732 3066396 3165312 3560976 4088528 4599594 4747968 5341464 6132792 6899391 7121952 8177056 9199188 9495936 10682928 12265584 13798782 14243904 16354112 18398376 20698173 21365856 24531168 27597564 28487808 32708224 36796752 41396346 42731712 49062336 55195128 67947049 73593504 82792692 85463424 98124672 110390256 135894098 147187008 165585384 203841147 220780512 271788196 294374016 331170768 407682294 441561024 543576392 611523441 662341536 815364588 883122048 1087152784 1223046882 1324683072 1630729176 1834570323 2106358519 2174305568 2446093764 2649366144 3261458352 3669140646 4212717038 4348611136 4892187528 5503710969 6319075557 6522916704 7338281292 8425434076 8697222272 9784375056 11007421938 12638151114 13045833408 14676562584 16850868152 18957226671 19568750112 22014843876 25276302228 26091666816 29353125168 33701736304 37914453342 39137500224 44029687752 50552604456 56871680013 58706250336 67403472608 75828906684 78275000448 88059375504 101105208912 113743360026 117412500672 134806945216 151657813368 170615040039 176118751008 202210417824 227486720052 234825001344 269613890432 303315626736 341230080078 352237502016 404420835648 454973440104 606631253472 682460160156 704475004032 808841671296 909946880208 1213262506944 1364920320312 1819893760416 2426525013888 2729840640624 3639787520832 5459681281248 7279575041664 10919362562496 21838725124992
• Sum of all divisors σ(n): 67096338096480
• Sum of proper divisors (its aliquot sum) s(n): 45257612971488
• 21838725124992 is an abundant number, because the sum of its proper divisors (45257612971488) is greater than itself. Its abundance is 23418887846496

Bases of 21838725124992

• Binary: 100111101110010111001011101000001001110000000₂
• Hexadecimal: 0x13DCB9741380
• Base-36: 7QOKL2W00

Squares and roots of 21838725124992

• 21838725124992 squared (21838725124992²) is 476929915084956846023000064
• 21838725124992 cubed (21838725124992³) is 10415541319426148143462568170785223999488
• The square root of 21838725124992 is 4673192.1771945137
• The cube root of 21838725124992 is 27951.7558364531

Scales and comparisons

• 21,838,725,124,992 seconds is equal to 694,403 years, 47 weeks, 1 day, 6 hours, 43 minutes, 12 seconds.
• To count from 1 to 21,838,725,124,992 would take you about one million, seven hundred thirty-six thousand and 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 21838725124992 cubic inches would be around 2329.3 feet tall.

Recreational maths with 21838725124992

• 21838725124992 backwards is 29942152783812
• The number of decimal digits it has is: 14
• The sum of 21838725124992's digits is 63
• More coming soon!