21244973760

Names of 21244973760

• Cardinal: 21244973760 can be written as Twenty-one billion, two hundred forty-four million, nine hundred seventy-three thousand, seven hundred sixty.

Scientific notation

• Scientific notation: 2.124497376 × 10¹⁰

Factors of 21244973760

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 66504

Divisors of 21244973760

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 37 40 45 48 54 60 64 72 74 80 90 96 108 111 120 135 144 148 160 180 185 192 216 222 240 270 288 296 320 333 360 370 432 444 480 540 555 576 592 666 720 740 864 888 960 999 1080 1110 1184 1332 1440 1480 1665 1728 1776 1998 2160 2220 2368 2664 2880 2960 3330 3552 3996 4320 4440 4995 5328 5920 6660 7104 7992 8640 8880 9990 10656 11840 13320 15984 17760 19980 21312 26640 31968 35520 39960 53280 63936 66457 79920 106560 132914 159840 199371 265828 319680 332285 398742 531656 598113 664570 797484 996855 1063312 1196226 1329140 1594968 1794339 1993710 2126624 2392452 2458909 2658280 2990565 3189936 3588678 3987420 4253248 4784904 4917818 5316560 5981130 6379872 7177356 7376727 7974840 8971695 9569808 9835636 10633120 11962260 12294545 12759744 14354712 14753454 15949680 17943390 19139616 19671272 21266240 22130181 23924520 24589090 28709424 29506908 31899360 35886780 36883635 38279232 39342544 44260362 47849040 49178180 57418848 59013816 63798720 66390543 71773560 73767270 78685088 88520724 95698080 98356360 110650905 114837696 118027632 132781086 143547120 147534540 157370176 177041448 191396160 196712720 221301810 236055264 265562172 287094240 295069080 331952715 354082896 393425440 442603620 472110528 531124344 574188480 590138160 663905430 708165792 786850880 885207240 1062248688 1180276320 1327810860 1416331584 1770414480 2124497376 2360552640 2655621720 3540828960 4248994752 5311243440 7081657920 10622486880 21244973760
• Sum of all divisors σ(n): 76974313920
• Sum of proper divisors (its aliquot sum) s(n): 55729340160
• 21244973760 is an abundant number, because the sum of its proper divisors (55729340160) is greater than itself. Its abundance is 34484366400

Bases of 21244973760

• Binary: 10011110010010011001001001011000000₂
• Hexadecimal: 0x4F24C92C0
• Base-36: 9RCPIO0

Squares and roots of 21244973760

• 21244973760 squared (21244973760²) is 451348910063088537600
• 21244973760 cubed (21244973760³) is 9588895750894915925868773376000
• The square root of 21244973760 is 145756.5564906087
• The cube root of 21244973760 is 2769.6107295735

Scales and comparisons

• 21,244,973,760 seconds is equal to 675 years, 27 weeks, 1 day, 21 hours, 36 minutes.
• To count from 1 to 21,244,973,760 would take you about one thousand, three hundred fifty-one 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 21244973760 cubic inches would be around 230.8 feet tall.

Recreational maths with 21244973760

• 21244973760 backwards is 06737944212
• 21244973760 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21244973760's digits is 45
• More coming soon!