21921977088

Names of 21921977088

• Cardinal: 21921977088 can be written as Twenty-one billion, nine hundred twenty-one million, nine hundred seventy-seven thousand and eighty-eight.

Scientific notation

• Scientific notation: 2.1921977088 × 10¹⁰

Factors of 21921977088

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 147

Divisors of 21921977088

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 17 18 22 24 32 33 34 36 41 44 48 51 64 66 68 72 73 82 88 96 99 102 123 128 132 136 144 146 153 164 176 187 192 198 204 219 246 256 264 272 288 289 292 306 328 352 369 374 384 396 408 438 451 492 528 544 561 576 578 584 612 656 657 697 704 738 748 768 792 803 816 867 876 902 984 1056 1088 1122 1152 1156 1168 1224 1241 1312 1314 1353 1394 1408 1476 1496 1584 1606 1632 1683 1734 1752 1804 1968 2091 2112 2176 2244 2304 2312 2336 2409 2448 2482 2601 2624 2628 2706 2788 2816 2952 2992 2993 3168 3179 3212 3264 3366 3468 3504 3608 3723 3936 4059 4182 4224 4352 4488 4624 4672 4818 4896 4964 5202 5248 5256 5412 5576 5904 5984 5986 6273 6336 6358 6424 6528 6732 6936 7008 7216 7227 7446 7667 7872 8118 8364 8448 8976 8979 9248 9344 9537 9636 9792 9928 10404 10496 10512 10824 11152 11169 11808 11849 11968 11972 12546 12672 12716 12848 13056 13464 13651 13872 14016 14432 14454 14892 15334 15744 16236 16728 17952 17958 18496 18688 19074 19272 19584 19856 20808 21024 21097 21648 22304 22338 23001 23616 23698 23936 23944 25092 25344 25432 25696 26928 26937 27302 27744 28032 28611 28864 28908 29784 30668 31488 32472 32923 33456 35547 35904 35916 36992 38148 38544 39168 39712 40953 41616 42048 42194 43296 44608 44676 46002 47232 47396 47872 47888 50184 50864 50881 51392 53856 53874 54604 55488 56064 57222 57728 57816 59568 61336 63291 64944 65846 66912 69003 71094 71808 71832 73984 76296 77088 79424 81906 83232 84096 84388 86592 89216 89352 92004 94464 94792 95776 98769 100368 101728 101762 102784 106641 107712 107748 109208 110976 114444 115456 115632 119136 122672 122859 126582 129888 130339 131692 133824 138006 142188 143616 143664 152592 152643 154176 158848 163812 166464 168192 168776 173184 178432 178704 184008 189584 189873 191552 197538 200736 203456 203524 205568 213282 215424 215496 218416 221952 228888 231264 232067 238272 245344 245718 253164 259776 260678 263384 267648 276012 284376 287328 296307 305184 305286 308352 317696 327624 332928 337552 346368 357408 368016 379168 379746 383104 391017 395076 401472 406912 407048 426564 430848 430992 436832 457776 457929 462528 464134 476544 490688 491436 506328 519552 521356 526768 535296 552024 559691 568752 574656 592614 610368 610572 616704 655248 665856 675104 696201 714816 736032 758336 759492 766208 782034 790152 802944 813824 814096 853128 861984 864977 873664 915552 915858 925056 928268 953088 981376 982872 1012656 1039104 1042712 1053536 1104048 1119382 1137504 1149312 1173051 1185228 1220736 1221144 1310496 1350208 1392402 1429632 1472064 1516672 1518984 1564068 1580304 1605888 1628192 1679073 1706256 1723968 1729954 1747328 1831104 1831716 1850112 1856536 1962752 1965744 2025312 2085424 2088603 2107072 2208096 2238764 2275008 2298624 2346102 2370456 2441472 2442288 2594931 2620992 2700416 2784804 2859264 2944128 3033344 3037968 3128136 3160608 3256384 3358146 3412512 3447936 3459908 3494656 3662208 3663432 3713072 3931488 4050624 4170848 4177206 4214144 4416192 4477528 4550016 4692204 4740912 4884576 5037219 5189862 5241984 5400832 5569608 5888256 6075936 6256272 6321216 6512768 6716292 6825024 6895872 6919816 7324416 7326864 7426144 7784793 7862976 8101248 8341696 8354412 8428288 8832384 8955056 9100032 9384408 9481824 9514747 9769152 10074438 10379724 10483968 11139216 12151872 12512544 12642432 13025536 13432584 13650048 13839632 14653728 14852288 15569586 15725952 16202496 16683392 16708824 17664768 17910112 18768816 18963648 19029494 19538304 20148876 20759448 22278432 24303744 25025088 25284864 26865168 27300096 27679264 28544241 29307456 29704576 31139172 31451904 33366784 33417648 35820224 37537632 37927296 38058988 39076608 40297752 41518896 44556864 48607488 50050176 53730336 55358528 57088482 58614912 59409152 62278344 66835296 71640448 75075264 75854592 76117976 80595504 83037792 85632723 89113728 100100352 107460672 110717056 114176964 117229824 124556688 133670592 143280896 150150528 152235952 161191008 166075584 171265446 178227456 214921344 221434112 228353928 249113376 267341184 300301056 304471904 322382016 332151168 342530892 429842688 456707856 498226752 534682368 608943808 644764032 664302336 685061784 913415712 996453504 1217887616 1289528064 1370123568 1826831424 1992907008 2435775232 2740247136 3653662848 5480494272 7307325696 10960988544 21921977088
• Sum of all divisors σ(n): 76061499696
• Sum of proper divisors (its aliquot sum) s(n): 54139522608
• 21921977088 is an abundant number, because the sum of its proper divisors (54139522608) is greater than itself. Its abundance is 32217545520

Bases of 21921977088

• Binary: 10100011010101001101101001100000000₂
• Hexadecimal: 0x51AA6D300
• Base-36: A2JS1S0

Squares and roots of 21921977088

• 21921977088 squared (21921977088²) is 480573079446796959744
• 21921977088 cubed (21921977088³) is 10535112036742286666496026345472
• The square root of 21921977088 is 148060.7209492105
• The cube root of 21921977088 is 2798.7229332707

Scales and comparisons

• 21,921,977,088 seconds is equal to 697 years, 2 weeks, 4 days, 14 hours, 4 minutes, 48 seconds.
• To count from 1 to 21,921,977,088 would take you about one thousand, three hundred ninety-four 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 21921977088 cubic inches would be around 233.2 feet tall.

Recreational maths with 21921977088

• 21921977088 backwards is 88077912912
• The number of decimal digits it has is: 11
• The sum of 21921977088's digits is 54
• More coming soon!