21481155232160

Names of 21481155232160

• Cardinal: 21481155232160 can be written as Twenty-one trillion, four hundred eighty-one billion, one hundred fifty-five million, two hundred thirty-two thousand, one hundred sixty.

Scientific notation

• Scientific notation: 2.148115523216 × 10¹³

Factors of 21481155232160

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3684

Divisors of 21481155232160

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 31 32 40 52 62 65 80 104 124 130 155 160 208 248 260 263 310 403 416 431 496 520 526 620 806 862 992 1040 1052 1240 1315 1612 1724 2015 2080 2104 2155 2480 2630 2939 3224 3419 3448 4030 4208 4310 4960 5260 5603 5878 6448 6838 6896 8060 8153 8416 8620 10520 11206 11756 12896 13361 13676 13792 14695 16120 16306 17095 17240 21040 22412 23512 26722 27352 28015 29390 32240 32612 34190 34480 38207 40765 42080 44824 47024 53444 54704 56030 58780 64480 65224 66805 68380 68960 76414 81530 89648 91109 94048 105989 106888 109408 112060 113353 117560 130448 133610 136760 152828 163060 173693 179296 182218 191035 211978 213776 224120 226706 235120 260896 267220 273520 305656 326120 347386 364436 382070 423956 427552 448240 453412 455545 470240 529945 534440 547040 566765 611312 652240 694772 728872 764140 772957 847912 868465 896480 906824 911090 1059890 1068880 1133530 1184417 1222624 1266709 1304480 1389544 1457744 1473589 1528280 1545914 1695824 1736930 1813648 1822180 2119780 2137760 2267060 2368834 2533418 2779088 2915488 2947178 3056560 3091828 3391648 3473860 3513943 3627296 3644360 3864785 4239560 4534120 4737668 5066836 5558176 5894356 5922085 6113120 6183656 6333545 6947720 7027886 7288720 7367945 7729570 8479120 9068240 9475336 10048441 10133672 11788712 11844170 12367312 12667090 13895440 14055772 14577440 14735890 15459140 16467217 16958240 17569715 18136480 18950672 20096882 20267344 23577424 23688340 23961667 24734624 25334180 27790880 28111544 29471780 30918280 32934434 35139430 37901344 39267979 40193764 40534688 45681259 47154848 47376680 47923334 50242205 50668360 56223088 58943560 61836560 65868868 70278860 78535958 80387528 82336085 91362518 94753360 95846668 100484410 101336720 112446176 117887120 119808335 123673120 131737736 140557720 157071916 160775056 164672170 182725036 189506720 191693336 196339895 200968820 202673440 228406295 235774240 239616670 263475472 281115440 311501671 314143832 321550112 329344340 333144467 365450072 383386672 392679790 401937640 456812590 479233340 510483727 526950944 562230880 623003342 628287664 658688680 666288934 730900144 766773344 785359580 803875280 913625180 958466680 1020967454 1246006684 1256575328 1317377360 1332577868 1461800288 1557508355 1570719160 1607750560 1665722335 1827250360 1916933360 2041934908 2492013368 2552418635 2634754720 2665155736 3115016710 3141438320 3331444670 3654500720 3833866720 4083869816 4330878071 4984026736 5104837270 5330311472 6230033420 6282876640 6662889340 7309001440 8167739632 8661756142 9968053472 10209674540 10327478477 10660622944 12460066840 13325778680 16335479264 17323512284 20419349080 20654956954 21654390355 24920133680 26651557360 34647024568 40838698160 41309913908 43308780710 49840267360 51637392385 53303114720 69294049136 81677396320 82619827816 86617561420 103274784770 134257220201 138588098272 165239655632 173235122840 206549569540 268514440402 330479311264 346470245680 413099139080 537028880804 671286101005 692940491360 826198278160 1074057761608 1342572202010 1652396556320 2148115523216 2685144404020 4296231046432 5370288808040 10740577616080 21481155232160
• Sum of all divisors σ(n): 56781232865280
• Sum of proper divisors (its aliquot sum) s(n): 35300077633120
• 21481155232160 is an abundant number, because the sum of its proper divisors (35300077633120) is greater than itself. Its abundance is 13818922400960

Bases of 21481155232160

• Binary: 100111000100101111000101000001000000110100000₂
• Hexadecimal: 0x138978A081A0
• Base-36: 7M4B174WW

Squares and roots of 21481155232160

• 21481155232160 squared (21481155232160²) is 461440030108154943498265600
• 21481155232160 cubed (21481155232160³) is 9912264917085860495211737267325341696000
• The square root of 21481155232160 is 4634776.7186953031
• The cube root of 21481155232160 is 27798.3623210005

Scales and comparisons

• 21,481,155,232,160 seconds is equal to 683,034 years, 15 weeks, 20 hours, 29 minutes, 20 seconds.
• To count from 1 to 21,481,155,232,160 would take you about one million, seven hundred seven thousand, five hundred eighty-five 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 21481155232160 cubic inches would be around 2316.5 feet tall.

Recreational maths with 21481155232160

• 21481155232160 backwards is 06123255118412
• The number of decimal digits it has is: 14
• The sum of 21481155232160's digits is 41
• More coming soon!