21144576960

Names of 21144576960

• Cardinal: 21144576960 can be written as Twenty-one billion, one hundred forty-four million, five hundred seventy-six thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 2.114457696 × 10¹⁰

Factors of 21144576960

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1632

Divisors of 21144576960

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 27 30 32 36 39 40 45 48 52 54 60 64 65 72 78 80 81 90 96 104 108 117 120 130 135 144 156 160 162 169 180 192 195 208 216 234 240 243 260 270 288 312 320 324 338 351 360 390 405 416 432 468 480 486 507 520 540 576 585 624 648 676 702 720 780 810 832 845 864 936 960 972 1014 1040 1053 1080 1170 1215 1248 1296 1352 1404 1440 1521 1560 1609 1620 1690 1728 1755 1872 1944 2028 2080 2106 2160 2340 2430 2496 2535 2592 2704 2808 2880 3042 3120 3159 3218 3240 3380 3510 3744 3888 4056 4160 4212 4320 4563 4680 4827 4860 5070 5184 5265 5408 5616 6084 6240 6318 6436 6480 6760 7020 7488 7605 7776 8045 8112 8424 8640 9126 9360 9654 9720 10140 10530 10816 11232 12168 12480 12636 12872 12960 13520 13689 14040 14481 15210 15552 15795 16090 16224 16848 18252 18720 19308 19440 20280 20917 21060 22464 22815 24135 24336 25272 25744 25920 27040 27378 28080 28962 30420 31590 32180 32448 33696 36504 37440 38616 38880 40560 41067 41834 42120 43443 45630 48270 48672 50544 51488 54080 54756 56160 57924 60840 62751 63180 64360 67392 68445 72405 73008 77232 77760 81120 82134 83668 84240 86886 91260 96540 97344 101088 102976 104585 109512 112320 115848 121680 125502 126360 128720 130329 136890 144810 146016 154464 162240 164268 167336 168480 173772 182520 188253 193080 202176 205335 209170 217215 219024 231696 243360 251004 252720 257440 260658 271921 273780 289620 292032 308928 313755 328536 334672 336960 347544 365040 376506 386160 390987 410670 418340 434430 438048 463392 486720 502008 505440 514880 521316 543842 547560 564759 579240 627510 651645 657072 669344 695088 730080 753012 772320 781974 815763 821340 836680 868860 876096 926784 941265 1004016 1010880 1042632 1087684 1095120 1129518 1158480 1255020 1303290 1314144 1338688 1359605 1390176 1460160 1506024 1544640 1563948 1631526 1642680 1673360 1694277 1737720 1882530 1954935 2008032 2085264 2175368 2190240 2259036 2316960 2447289 2510040 2606580 2628288 2719210 2780352 2823795 3012048 3127896 3263052 3285360 3346720 3388554 3475440 3765060 3909870 4016064 4078815 4170528 4350736 4380480 4518072 4633920 4894578 5020080 5082831 5213160 5438420 5647590 6024096 6255792 6526104 6570720 6693440 6777108 6950880 7341867 7530120 7819740 8157630 8341056 8471385 8701472 9036144 9789156 10040160 10165662 10426320 10876840 11295180 12048192 12236445 12511584 13052208 13141440 13554216 13901760 14683734 15060240 15639480 16315260 16942770 17402944 18072288 19578312 20080320 20331324 20852640 21753680 22025601 22590360 24472890 25023168 25414155 26104416 27108432 29367468 30120480 31278960 32630520 33885540 36144576 36709335 39156624 40662648 41705280 43507360 44051202 45180720 48945780 50828310 52208832 54216864 58734936 60240960 62557920 65261040 66076803 67771080 73418670 78313248 81325296 87014720 88102404 90361440 97891560 101656620 108433728 110128005 117469872 125115840 130522080 132153606 135542160 146837340 156626496 162650592 176204808 180722880 195783120 203313240 220256010 234939744 261044160 264307212 271084320 293674680 325301184 330384015 352409616 391566240 406626480 440512020 469879488 528614424 542168640 587349360 660768030 704819232 783132480 813252960 881024040 1057228848 1174698720 1321536060 1409638464 1626505920 1762048080 2114457696 2349397440 2643072120 3524096160 4228915392 5286144240 7048192320 10572288480 21144576960
• Sum of all divisors σ(n): 81720933840
• Sum of proper divisors (its aliquot sum) s(n): 60576356880
• 21144576960 is an abundant number, because the sum of its proper divisors (60576356880) is greater than itself. Its abundance is 39431779920

Bases of 21144576960

• Binary: 10011101100010100001010001111000000₂
• Hexadecimal: 0x4EC50A3C0
• Base-36: 9POXO00

Squares and roots of 21144576960

• 21144576960 squared (21144576960²) is 447093134817362841600
• 21144576960 cubed (21144576960³) is 9453595197433384148455489536000
• The square root of 21144576960 is 145411.7497315811
• The cube root of 21144576960 is 2765.2410808871

Scales and comparisons

• 21,144,576,960 seconds is equal to 672 years, 17 weeks, 1 day, 21 hours, 36 minutes.
• To count from 1 to 21,144,576,960 would take you about one thousand, three hundred forty-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 21144576960 cubic inches would be around 230.4 feet tall.

Recreational maths with 21144576960

• 21144576960 backwards is 06967544112
• 21144576960 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21144576960's digits is 45
• More coming soon!