21492283904

Names of 21492283904

• Cardinal: 21492283904 can be written as Twenty-one billion, four hundred ninety-two million, two hundred eighty-three thousand, nine hundred four.

Scientific notation

• Scientific notation: 2.1492283904 × 10¹⁰

Factors of 21492283904

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 255

Divisors of 21492283904

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 32 52 56 64 71 73 89 91 104 112 128 142 146 178 182 208 224 256 284 292 356 364 416 448 497 511 512 568 584 623 712 728 832 896 923 949 994 1022 1136 1157 1168 1246 1424 1456 1664 1792 1846 1898 1988 2044 2272 2314 2336 2492 2848 2912 3328 3584 3692 3796 3976 4088 4544 4628 4672 4984 5183 5696 5824 6319 6461 6497 6643 6656 7384 7592 7952 8099 8176 9088 9256 9344 9968 10366 11392 11648 12638 12922 12994 13286 14768 15184 15904 16198 16352 18176 18512 18688 19936 20732 22784 23296 25276 25844 25988 26572 29536 30368 31808 32396 32704 36281 36352 37024 37376 39872 41464 44233 45479 45568 46592 50552 51688 51976 53144 59072 60736 63616 64792 65408 67379 72562 74048 79744 82147 82928 84461 88466 90958 101104 103376 103952 106288 118144 121472 127232 129584 130816 134758 145124 148096 159488 164294 165856 168922 176932 181916 202208 206752 207904 212576 236288 242944 254464 259168 261632 269516 290248 296192 318976 328588 331712 337844 353864 363832 404416 413504 415808 425152 461287 471653 472576 485888 518336 539032 575029 580496 591227 592384 657176 663424 675688 707728 727664 808832 827008 831616 850304 922574 943306 1036672 1078064 1150058 1160992 1182454 1314352 1326848 1351376 1415456 1455328 1617664 1654016 1663232 1700608 1845148 1886612 2073344 2156128 2300116 2321984 2364908 2628704 2653696 2702752 2830912 2910656 3229009 3235328 3308032 3326464 3401216 3690296 3773224 4146688 4312256 4600232 4643968 4729816 5257408 5405504 5661824 5821312 5996731 6458018 7380592 7546448 8624512 9200464 9287936 9459632 10514816 10811008 11323648 11642624 11993462 12916036 14761184 15092896 17249024 18400928 18575872 18919264 21029632 21622016 22647296 23285248 23986924 25832072 29522368 30185792 34498048 36801856 37838528 41977117 42059264 43244032 47973848 51664144 59044736 60371584 73603712 75677056 83954234 95947696 103328288 118089472 120743168 147207424 151354112 167908468 191895392 206656576 236178944 241486336 294414848 302708224 335816936 383790784 413313152 671633872 767581568 826626304 1343267744 1535163136 1653252608 2686535488 3070326272 5373070976 10746141952 21492283904
• Sum of all divisors σ(n): 54941483520
• Sum of proper divisors (its aliquot sum) s(n): 33449199616
• 21492283904 is an abundant number, because the sum of its proper divisors (33449199616) is greater than itself. Its abundance is 11956915712

Bases of 21492283904

• Binary: 10100000001000010100011101000000000₂
• Hexadecimal: 0x5010A3A00
• Base-36: 9VFY8E8

Squares and roots of 21492283904

• 21492283904 squared (21492283904²) is 461918267410137481216
• 21492283904 cubed (21492283904³) is 9927678543622465553965739147264
• The square root of 21492283904 is 146602.4689560173
• The cube root of 21492283904 is 2780.3161961135

Scales and comparisons

• 21,492,283,904 seconds is equal to 683 years, 20 weeks, 1 day, 6 hours, 51 minutes, 44 seconds.
• To count from 1 to 21,492,283,904 would take you about one thousand, three hundred sixty-six 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 21492283904 cubic inches would be around 231.7 feet tall.

Recreational maths with 21492283904

• 21492283904 backwards is 40938229412
• The number of decimal digits it has is: 11
• The sum of 21492283904's digits is 44
• More coming soon!