21920775120

Names of 21920775120

• Cardinal: 21920775120 can be written as Twenty-one billion, nine hundred twenty million, seven hundred seventy-five thousand, one hundred twenty.

Scientific notation

• Scientific notation: 2.192077512 × 10¹⁰

Factors of 21920775120

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2927

Divisors of 21920775120

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 27 30 34 36 40 45 48 51 54 60 68 72 80 85 90 102 108 120 135 136 144 153 170 180 204 216 223 240 255 270 272 306 340 360 408 432 446 459 510 540 612 669 680 720 765 816 892 918 1020 1080 1115 1224 1338 1360 1530 1784 1836 2007 2040 2160 2230 2295 2448 2676 2677 3060 3345 3568 3672 3791 4014 4080 4460 4590 5352 5354 6021 6120 6690 7344 7582 8028 8031 8920 9180 10035 10704 10708 11373 12042 12240 13380 13385 15164 16056 16062 17840 18360 18955 20070 21416 22746 24084 24093 26760 26770 30105 30328 32112 32124 34119 36720 37910 40140 40155 42832 45492 45509 48168 48186 53520 53540 56865 60210 60656 64248 68238 72279 75820 80280 80310 90984 91018 96336 96372 102357 107080 113730 120420 120465 128496 136476 136527 144558 151640 160560 160620 170595 181968 182036 192744 204714 214160 227460 227545 240840 240930 272952 273054 289116 303280 321240 341190 361395 364072 385488 409428 409581 454920 455090 481680 481860 511785 545904 546108 578232 596971 642480 682380 682635 722790 728144 818856 819162 909840 910180 963720 1023570 1092216 1156464 1193942 1228743 1364760 1365270 1445580 1637712 1638324 1790913 1820360 1927440 2047140 2047905 2184432 2387884 2457486 2729520 2730540 2891160 2984855 3276648 3581826 3640720 4094280 4095810 4775768 4914972 5372739 5461080 5782320 5969710 6143715 6553296 7163652 8188560 8191620 8954565 9551536 9829944 10148507 10745478 10922160 11939420 12287430 14327304 16118217 16383240 17909130 19659888 20297014 21490956 23878840 24574860 26863695 28654608 30445521 32236434 32766480 35818260 40594028 42981912 47757680 49149720 50742535 53727390 60891042 64472868 71636520 80591085 81188056 85963824 91336563 98299440 101485070 107454780 121782084 128945736 143273040 152227605 161182170 162376112 182673126 202970140 214909560 243564168 257891472 274009689 304455210 322364340 365346252 405940280 429819120 456682815 487128336 548019378 608910420 644728680 730692504 811880560 913365630 1096038756 1217820840 1289457360 1370048445 1461385008 1826731260 2192077512 2435641680 2740096890 3653462520 4384155024 5480193780 7306925040 10960387560 21920775120
• Sum of all divisors σ(n): 80334858240
• Sum of proper divisors (its aliquot sum) s(n): 58414083120
• 21920775120 is an abundant number, because the sum of its proper divisors (58414083120) is greater than itself. Its abundance is 36493308000

Bases of 21920775120

• Binary: 10100011010100101000111101111010000₂
• Hexadecimal: 0x51A947BD0
• Base-36: A2J2AC0

Squares and roots of 21920775120

• 21920775120 squared (21920775120²) is 480520381861611014400
• 21920775120 cubed (21920775120³) is 10533379231364902007577481728000
• The square root of 21920775120 is 148056.6618561961
• The cube root of 21920775120 is 2798.6717816057

Scales and comparisons

• 21,920,775,120 seconds is equal to 697 years, 4 days, 16 hours, 12 minutes.
• To count from 1 to 21,920,775,120 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 21920775120 cubic inches would be around 233.2 feet tall.

Recreational maths with 21920775120

• 21920775120 backwards is 02157702912
• 21920775120 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21920775120's digits is 36
• More coming soon!