21827817144

Names of 21827817144

• Cardinal: 21827817144 can be written as Twenty-one billion, eight hundred twenty-seven million, eight hundred seventeen thousand, one hundred forty-four.

Scientific notation

• Scientific notation: 2.1827817144 × 10¹⁰

Factors of 21827817144

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 76

Divisors of 21827817144

• Number of divisors d(n): 528
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 23 24 27 28 36 41 42 46 49 54 56 63 69 72 81 82 84 92 98 108 123 126 138 147 161 162 164 168 184 189 196 207 216 243 246 252 276 287 294 322 324 328 369 378 392 414 441 483 486 492 504 552 567 574 588 621 644 648 729 738 756 828 861 882 943 966 972 984 1107 1127 1134 1148 1176 1242 1288 1323 1449 1458 1476 1512 1656 1701 1722 1764 1863 1886 1932 1944 2009 2187 2214 2254 2268 2296 2484 2583 2646 2829 2898 2916 2952 3321 3381 3402 3444 3528 3726 3772 3864 3969 4018 4347 4374 4428 4508 4536 4968 5103 5166 5292 5589 5658 5796 5832 6027 6561 6601 6642 6762 6804 6888 7452 7544 7749 7938 8036 8487 8694 8748 8856 9016 9963 10143 10206 10332 10584 11178 11316 11592 11907 12054 13041 13122 13202 13284 13524 13608 14904 15309 15498 15876 16072 16767 16974 17388 17496 18081 19683 19803 19926 20286 20412 20664 22356 22632 23247 23814 24108 25461 26082 26244 26404 26568 27048 29889 30429 30618 30996 31752 33534 33948 34776 35721 36162 39123 39366 39606 39852 40572 40824 44712 45927 46207 46494 47628 48216 50301 50922 52164 52488 52808 54243 59049 59409 59778 60858 61236 61992 67068 67896 69741 71442 72324 76383 78246 78732 79212 79704 81144 89667 91287 91854 92414 92988 95256 100602 101844 104328 107163 108486 117369 118098 118818 119556 121716 122472 134136 137781 138621 139482 142884 144648 150903 152766 156492 157464 158424 162729 178227 179334 182574 183708 184828 185976 201204 203688 209223 214326 216972 229149 234738 236196 237636 239112 243432 269001 273861 275562 277242 278964 285768 301806 305532 312984 321489 325458 352107 356454 358668 365148 367416 369656 402408 413343 415863 418446 428652 433944 452709 458298 469476 472392 475272 488187 534681 538002 547722 551124 554484 557928 603612 611064 627669 642978 650916 687447 704214 712908 717336 730296 807003 821583 826686 831726 836892 857304 905418 916596 938952 964467 976374 1056321 1069362 1076004 1095444 1102248 1108968 1207224 1247589 1255338 1285956 1301832 1358127 1374894 1408428 1425816 1464561 1604043 1614006 1643166 1653372 1663452 1673784 1810836 1833192 1883007 1928934 1952748 2062341 2112642 2138724 2152008 2190888 2421009 2464749 2495178 2510676 2571912 2716254 2749788 2816856 2893401 2929122 3168963 3208086 3228012 3286332 3306744 3326904 3621672 3742767 3766014 3857868 3905496 4124682 4225284 4277448 4393683 4812129 4842018 4929498 4990356 5021352 5432508 5499576 5649021 5786802 5858244 6187023 6337926 6416172 6456024 6572664 7394247 7485534 7532028 7715736 8249364 8450568 8787366 9506889 9624258 9684036 9858996 9980712 10865016 11228301 11298042 11573604 11716488 12374046 12675852 12832344 13181049 14436387 14788494 14971068 15064056 16498728 16947063 17574732 18561069 19013778 19248516 19368072 19717992 22182741 22456602 22596084 23147208 24748092 25351704 26362098 28872774 29576988 29942136 33684903 33894126 35149464 37122138 38027556 38497032 39543147 43309161 44365482 44913204 45192168 49496184 52724196 55683207 57745548 59153976 66548223 67369806 67788252 74244276 76055112 79086294 86618322 88730964 89826408 101054709 105448392 111366414 115491096 118629441 129927483 133096446 134739612 135576504 148488552 158172588 173236644 177461928 202109418 222732828 237258882 259854966 266192892 269479224 303164127 316345176 346473288 389782449 404218836 445465656 474517764 519709932 532385784 606328254 779564898 808437672 909492381 949035528 1039419864 1212656508 1559129796 1818984762 2425313016 2728477143 3118259592 3637969524 5456954286 7275939048 10913908572 21827817144
• Sum of all divisors σ(n): 76335754320
• Sum of proper divisors (its aliquot sum) s(n): 54507937176
• 21827817144 is an abundant number, because the sum of its proper divisors (54507937176) is greater than itself. Its abundance is 32680120032

Bases of 21827817144

• Binary: 10100010101000010100000111010111000₂
• Hexadecimal: 0x5150A0EB8
• Base-36: A0ZPVI0

Squares and roots of 21827817144

• 21827817144 squared (21827817144²) is 476453601271900316736
• 21827817144 cubed (21827817144³) is 10399942086163325939109090921984
• The square root of 21827817144 is 147742.4013071401
• The cube root of 21827817144 is 2794.7101291267

Scales and comparisons

• 21,827,817,144 seconds is equal to 694 years, 2 weeks, 6 days, 18 hours, 32 minutes, 24 seconds.
• To count from 1 to 21,827,817,144 would take you about one thousand, three hundred eighty-eight 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 21827817144 cubic inches would be around 232.9 feet tall.

Recreational maths with 21827817144

• 21827817144 backwards is 44171872812
• The number of decimal digits it has is: 11
• The sum of 21827817144's digits is 45
• More coming soon!