21648976128

Names of 21648976128

• Cardinal: 21648976128 can be written as Twenty-one billion, six hundred forty-eight million, nine hundred seventy-six thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 2.1648976128 × 10¹⁰

Factors of 21648976128

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 137

Divisors of 21648976128

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 17 18 24 26 32 34 36 39 41 48 51 52 61 64 68 72 78 82 96 102 104 117 122 123 128 136 144 153 156 164 183 192 204 208 221 234 244 246 256 272 288 289 306 312 328 366 369 384 408 416 442 468 488 492 533 544 549 576 578 612 624 656 663 697 732 738 768 793 816 832 867 884 936 976 984 1037 1066 1088 1098 1152 1156 1224 1248 1312 1326 1394 1464 1476 1586 1599 1632 1664 1734 1768 1872 1952 1968 1989 2074 2091 2132 2176 2196 2304 2312 2379 2448 2496 2501 2601 2624 2652 2788 2928 2952 3111 3172 3198 3264 3328 3468 3536 3744 3757 3904 3936 3978 4148 4182 4264 4352 4392 4624 4758 4797 4896 4992 5002 5202 5248 5304 5576 5856 5904 6222 6273 6344 6396 6528 6936 7072 7137 7488 7503 7514 7808 7872 7956 8296 8364 8528 8784 9061 9248 9333 9516 9594 9792 9984 10004 10404 10496 10608 11152 11271 11712 11808 11849 12444 12546 12688 12792 13056 13481 13872 14144 14274 14976 15006 15028 15616 15744 15912 16592 16728 17056 17568 17629 18122 18496 18666 19032 19188 19584 20008 20808 21216 22304 22509 22542 23424 23616 23698 24888 25092 25376 25584 26962 27183 27744 28288 28548 29952 30012 30056 31488 31824 32513 33184 33456 33813 34112 35136 35258 35547 36244 36992 37332 38064 38376 39168 40016 40443 41616 42432 42517 44608 45018 45084 46848 47232 47396 49776 50184 50752 51168 52887 53924 54366 55488 56576 57096 60024 60112 63648 65026 66368 66912 67626 68224 70272 70516 71094 72488 73984 74664 76128 76752 80032 80886 81549 83232 84864 85034 89216 90036 90168 94464 94792 97539 99552 100368 101504 102336 105774 106641 107848 108732 110976 114192 120048 120224 121329 127296 127551 130052 132736 133824 135252 136448 140544 141032 142188 144976 149328 152256 153504 154037 158661 160064 161772 163098 166464 169728 170068 178432 180072 180336 189584 195078 199104 200736 203008 204672 211548 213282 215696 217464 221952 228384 229177 240096 240448 242658 254592 255102 260104 265472 267648 270504 282064 284376 289952 292617 298656 304512 307008 308074 317322 320128 323544 326196 332928 340136 360144 360672 379168 382653 390156 398208 401472 409344 423096 426564 431392 434928 456768 458354 462111 480192 480896 485316 509184 510204 520208 535296 541008 552721 564128 568752 579904 585234 597312 609024 614016 616148 634644 640256 647088 652392 665856 680272 687531 720288 721344 722789 758336 765306 780312 796416 802944 846192 853128 862784 869856 913536 916708 924222 960384 961792 970632 1020408 1040416 1082016 1105442 1128256 1137504 1159808 1170468 1194624 1228032 1232296 1269288 1294176 1304784 1360544 1375062 1386333 1440576 1442688 1445578 1516672 1530612 1560624 1605888 1658163 1692384 1706256 1725568 1739712 1827072 1833416 1848444 1920768 1941264 2040816 2062593 2080832 2164032 2168367 2210884 2256512 2275008 2319616 2340936 2389248 2464592 2538576 2588352 2609568 2721088 2750124 2772666 2881152 2885376 2891156 3033344 3061224 3121248 3316326 3384768 3412512 3451136 3479424 3666832 3696888 3882528 4081632 4125186 4161664 4328064 4336734 4421768 4513024 4550016 4681872 4929184 4974489 5077152 5176704 5219136 5442176 5500248 5545332 5762304 5782312 6122448 6242496 6505101 6632652 6769536 6825024 6958848 7333664 7393776 7765056 8163264 8250372 8323328 8656128 8673468 8843536 9100032 9363744 9396257 9858368 9948978 10154304 10353408 10438272 10884352 11000496 11090664 11564624 12244896 12484992 13010202 13265304 13539072 13650048 14667328 14787552 15530112 16326528 16500744 17346936 17687072 18727488 18792514 19716736 19897956 20308608 20876544 22000992 22181328 23129248 24489792 24969984 26020404 26530608 27300096 28188771 29334656 29575104 31060224 32653056 33001488 34693872 35374144 37454976 37585028 39433472 39795912 40617216 44001984 44362656 46258496 48979584 52040808 53061216 56377542 58669312 59150208 66002976 69387744 70748288 74909952 75170056 79591824 84566313 88003968 88725312 92516992 97959168 104081616 106122432 112755084 118300416 132005952 138775488 141496576 150340112 159183648 169132626 176007936 177450624 185033984 208163232 212244864 225510168 264011904 277550976 300680224 318367296 338265252 354901248 416326464 424489728 451020336 528023808 555101952 601360448 636734592 676530504 832652928 902040672 1202720896 1273469184 1353061008 1665305856 1804081344 2405441792 2706122016 3608162688 5412244032 7216325376 10824488064 21648976128
• Sum of all divisors σ(n): 74348402856
• Sum of proper divisors (its aliquot sum) s(n): 52699426728
• 21648976128 is an abundant number, because the sum of its proper divisors (52699426728) is greater than itself. Its abundance is 31050450600

Bases of 21648976128

• Binary: 10100001010011000010010100100000000₂
• Hexadecimal: 0x50A612900
• Base-36: 9Y18OW0

Squares and roots of 21648976128

• 21648976128 squared (21648976128²) is 468678167390713872384
• 21648976128 cubed (21648976128³) is 10146402457556352672119654449152
• The square root of 21648976128 is 147135.9103957971
• The cube root of 21648976128 is 2787.0565913727

Scales and comparisons

• 21,648,976,128 seconds is equal to 688 years, 19 weeks, 1 day, 20 hours, 28 minutes, 48 seconds.
• To count from 1 to 21,648,976,128 would take you about one thousand, three hundred seventy-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 21648976128 cubic inches would be around 232.3 feet tall.

Recreational maths with 21648976128

• 21648976128 backwards is 82167984612
• The number of decimal digits it has is: 11
• The sum of 21648976128's digits is 54
• More coming soon!