21198464160

Names of 21198464160

• Cardinal: 21198464160 can be written as Twenty-one billion, one hundred ninety-eight million, four hundred sixty-four thousand, one hundred sixty.

Scientific notation

• Scientific notation: 2.119846416 × 10¹⁰

Factors of 21198464160

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1992

Divisors of 21198464160

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 17 19 20 24 30 32 34 38 40 48 51 57 60 68 73 76 80 85 95 96 102 114 120 136 146 152 160 170 190 204 219 228 240 255 272 285 292 304 323 340 365 380 408 438 456 480 510 544 570 584 608 646 680 730 760 816 876 912 969 1020 1095 1140 1168 1241 1292 1360 1387 1460 1520 1615 1632 1752 1824 1873 1938 2040 2190 2280 2336 2482 2584 2720 2774 2920 3040 3230 3504 3723 3746 3876 4080 4161 4380 4560 4845 4964 5168 5548 5619 5840 6205 6460 6935 7008 7446 7492 7752 8160 8322 8760 9120 9365 9690 9928 10336 11096 11238 11680 12410 12920 13870 14892 14984 15504 16644 17520 18615 18730 19380 19856 20805 22192 22476 23579 24820 25840 27740 28095 29784 29968 31008 31841 33288 35040 35587 37230 37460 38760 39712 41610 44384 44952 47158 49640 51680 55480 56190 59568 59936 63682 66576 70737 71174 74460 74920 77520 83220 89904 94316 95523 99280 106761 110960 112380 117895 119136 127364 133152 136729 141474 142348 148920 149840 155040 159205 166440 177935 179808 188632 191046 198560 213522 221920 224760 235790 254728 273458 282948 284696 297840 299680 318410 332880 353685 355870 377264 382092 410187 427044 449520 471580 477615 509456 533805 546916 565896 569392 595680 604979 636820 665760 683645 707370 711740 754528 764184 820374 854088 899040 943160 955230 1018912 1067610 1093832 1131792 1138784 1209958 1273640 1367290 1414740 1423480 1528368 1640748 1708176 1814937 1886320 1910460 2050935 2135220 2187664 2263584 2324393 2419916 2547280 2597851 2734580 2829480 2846960 3024895 3056736 3281496 3416352 3629874 3772640 3820920 4101870 4270440 4375328 4648786 4839832 5094560 5195702 5469160 5658960 5693920 6049790 6562992 6973179 7259748 7641840 7793553 8203740 8540880 9074685 9297572 9679664 10391404 10938320 11317920 11621965 12099580 12989255 13125984 13946358 14519496 15283680 15587106 16407480 17081760 18149370 18595144 19359328 20782808 21876640 23243930 24199160 25978510 27892716 29038992 31174212 32814960 34865895 36298740 37190288 38967765 41565616 44163467 46487860 48398320 51957020 55785432 58077984 62348424 65629920 69731790 72597480 74380576 77935530 83131232 88326934 92975720 96796640 103914040 111570864 124696848 132490401 139463580 145194960 155871060 176653868 185951440 207828080 220817335 223141728 249393696 264980802 278927160 290389920 311742120 353307736 371902880 415656160 441634670 529961604 557854320 623484240 662452005 706615472 883269340 1059923208 1115708640 1246968480 1324904010 1413230944 1766538680 2119846416 2649808020 3533077360 4239692832 5299616040 7066154720 10599232080 21198464160
• Sum of all divisors σ(n): 75484120320
• Sum of proper divisors (its aliquot sum) s(n): 54285656160
• 21198464160 is an abundant number, because the sum of its proper divisors (54285656160) is greater than itself. Its abundance is 33087192000

Bases of 21198464160

• Binary: 10011101111100001101110010010100000₂
• Hexadecimal: 0x4EF86E4A0
• Base-36: 9QL0NMO

Squares and roots of 21198464160

• 21198464160 squared (21198464160²) is 449374882742804505600
• 21198464160 cubed (21198464160³) is 9526057346227543809848119296000
• The square root of 21198464160 is 145596.9235938727
• The cube root of 21198464160 is 2767.5881711581

Scales and comparisons

• 21,198,464,160 seconds is equal to 674 years, 2 weeks, 2 days, 14 hours, 16 minutes.
• To count from 1 to 21,198,464,160 would take you about one thousand, three hundred forty-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 21198464160 cubic inches would be around 230.6 feet tall.

Recreational maths with 21198464160

• 21198464160 backwards is 06146489112
• The number of decimal digits it has is: 11
• The sum of 21198464160's digits is 42
• More coming soon!