21097205584

Names of 21097205584

• Cardinal: 21097205584 can be written as Twenty-one billion, ninety-seven million, two hundred five thousand, five hundred eighty-four.

Scientific notation

• Scientific notation: 2.1097205584 × 10¹⁰

Factors of 21097205584

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 88

Divisors of 21097205584

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 7 8 13 14 16 23 26 28 43 46 49 52 56 86 91 92 98 104 112 161 169 172 182 184 196 208 299 301 322 338 343 344 364 368 392 529 559 598 602 637 644 676 686 688 728 784 989 1058 1118 1127 1183 1196 1204 1274 1288 1352 1372 1456 1978 2093 2107 2116 2236 2254 2366 2392 2408 2548 2576 2704 2744 3703 3887 3913 3956 4186 4214 4232 4459 4472 4508 4732 4784 4816 5096 5488 6877 6923 7267 7406 7774 7826 7889 7912 8281 8372 8428 8464 8918 8944 9016 9464 10192 12857 13754 13846 14534 14651 14749 14812 15548 15652 15778 15824 16562 16744 16856 17836 18032 18928 22747 25714 25921 27209 27391 27508 27692 29068 29302 29498 29624 31096 31304 31556 33124 33488 33712 35672 45494 48139 48461 50869 51428 51842 54418 54782 55016 55384 57967 58136 58604 58996 59248 62192 62608 63112 66248 71344 89401 89999 90988 96278 96922 101738 102557 102856 103684 108836 109564 110032 110768 115934 116272 117208 117992 126224 132496 159229 167141 178802 179998 181447 181976 190463 191737 192556 193844 203476 205114 205712 207368 217672 219128 231868 234416 235984 295711 318458 334282 336973 339227 356083 357604 359996 362894 363952 380926 383474 385112 387688 406952 410228 414736 435344 438256 463736 591422 625807 629993 636916 668564 673946 678454 712166 715208 719992 725788 761852 766948 770224 775376 813904 820456 927472 1114603 1169987 1182844 1251614 1259986 1273832 1333241 1337128 1347892 1356908 1424332 1430416 1439984 1451576 1523704 1533896 1640912 2069977 2229206 2339974 2358811 2365688 2492581 2503228 2519972 2547664 2666482 2674256 2695784 2713816 2848664 2903152 3047408 3067792 3844243 4139954 4380649 4409951 4458412 4679948 4717622 4731376 4985162 5006456 5039944 5332964 5391568 5427632 5697328 7688486 7802221 8189909 8279908 8761298 8819902 8916824 9359896 9435244 9970324 10012912 10079888 10665928 14489839 15376972 15604442 16379818 16559816 17522596 17639804 17833648 18719792 18870488 19940648 21331856 26909701 28979678 30664543 30753944 31208884 32759636 33119632 35045192 35279608 37740976 39881296 53819402 57329363 57959356 61329086 61507888 62417768 65519272 70090384 70559216 101428873 107638804 114658726 115918712 122658172 124835536 131038544 188367907 202857746 215277608 229317452 231837424 245316344 376735814 405715492 430555216 458634904 490632688 753471628 811430984 917269808 1318575349 1506943256 1622861968 2637150698 3013886512 5274301396 10548602792 21097205584
• Sum of all divisors σ(n): 55214174400
• Sum of proper divisors (its aliquot sum) s(n): 34116968816
• 21097205584 is an abundant number, because the sum of its proper divisors (34116968816) is greater than itself. Its abundance is 13019763232

Bases of 21097205584

• Binary: 10011101001011111011100111101010000₂
• Hexadecimal: 0x4E97DCF50
• Base-36: 9OWQC0G

Squares and roots of 21097205584

• 21097205584 squared (21097205584²) is 445092083453560781056
• 21097205584 cubed (21097205584³) is 9390199188430656514778044616704
• The square root of 21097205584 is 145248.7713682977
• The cube root of 21097205584 is 2763.1744955087

Scales and comparisons

• 21,097,205,584 seconds is equal to 670 years, 42 weeks, 6 days, 14 hours, 53 minutes, 4 seconds.
• To count from 1 to 21,097,205,584 would take you about one thousand, three hundred forty-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 21097205584 cubic inches would be around 230.3 feet tall.

Recreational maths with 21097205584

• 21097205584 backwards is 48550279012
• 21097205584 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21097205584's digits is 43
• More coming soon!