21325379040

Names of 21325379040

• Cardinal: 21325379040 can be written as Twenty-one billion, three hundred twenty-five million, three hundred seventy-nine thousand and forty.

Scientific notation

• Scientific notation: 2.132537904 × 10¹⁰

Factors of 21325379040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 487

Divisors of 21325379040

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 45 48 56 60 63 70 72 73 80 84 90 96 105 112 120 126 140 144 146 160 168 180 210 219 224 240 252 280 288 292 315 336 360 365 397 420 438 480 504 511 560 584 630 657 672 720 730 794 840 876 1008 1022 1095 1120 1168 1191 1260 1314 1440 1460 1533 1588 1680 1752 1985 2016 2044 2190 2336 2382 2520 2555 2628 2779 2920 3066 3176 3285 3360 3504 3573 3970 4088 4380 4599 4764 5040 5110 5256 5329 5558 5840 5955 6132 6352 6570 7008 7146 7665 7940 8176 8337 8760 9198 9528 10080 10220 10512 10658 11116 11680 11910 12264 12704 13140 13895 14292 15330 15880 15987 16352 16674 17520 17865 18396 19056 20440 21024 21316 22232 22995 23820 24528 25011 26280 26645 27790 28584 28981 30660 31760 31974 33348 35040 35730 36792 37303 38112 40880 41685 42632 44464 45990 47640 47961 49056 50022 52560 53290 55580 57168 57962 61320 63520 63948 66696 71460 73584 74606 79935 81760 83370 85264 86943 88928 91980 95280 95922 100044 105120 106580 111160 111909 114336 115924 122640 125055 127896 133392 142920 144905 147168 149212 159870 166740 170528 173886 183960 186515 190560 191844 200088 202867 213160 222320 223818 231848 239805 245280 250110 255792 260829 266784 285840 289810 298424 319740 333480 335727 347772 367920 373030 383688 400176 405734 426320 434715 444640 447636 463696 479610 500220 511584 521658 559545 571680 579620 596848 608601 639480 666960 671454 695544 735840 746060 767376 800352 811468 852640 869430 895272 927392 959220 1000440 1014335 1043316 1119090 1159240 1193696 1217202 1278960 1304145 1333920 1342908 1391088 1492120 1534752 1622936 1678635 1738860 1790544 1825803 1918440 2000880 2028670 2086632 2115613 2238180 2318480 2434404 2557920 2608290 2685816 2782176 2984240 3043005 3245872 3357270 3477720 3581088 3651606 3836880 4001760 4057340 4173264 4231226 4476360 4636960 4868808 5216580 5371632 5968480 6086010 6346839 6491744 6714540 6955440 7303212 7673760 8114680 8346528 8462452 8952720 9129015 9737616 10433160 10578065 10743264 12172020 12693678 13429080 13910880 14606424 14809291 16229360 16924904 17905440 18258030 19040517 19475232 20866320 21156130 24344040 25387356 26858160 29212848 29618582 31734195 32458720 33849808 36516060 38081034 41732640 42312260 44427873 48688080 50774712 53716320 58425696 59237164 63468390 67699616 73032120 74046455 76162068 84624520 88855746 95202585 97376160 101549424 118474328 126936780 133283619 146064240 148092910 152324136 169249040 177711492 190405170 203098848 222139365 236948656 253873560 266567238 292128480 296185820 304648272 338498080 355422984 380810340 444278730 473897312 507747120 533134476 592371640 609296544 666418095 710845968 761620680 888557460 1015494240 1066268952 1184743280 1332836190 1421691936 1523241360 1777114920 2132537904 2369486560 2665672380 3046482720 3554229840 4265075808 5331344760 7108459680 10662689520 21325379040
• Sum of all divisors σ(n): 84536288928
• Sum of proper divisors (its aliquot sum) s(n): 63210909888
• 21325379040 is an abundant number, because the sum of its proper divisors (63210909888) is greater than itself. Its abundance is 41885530848

Bases of 21325379040

• Binary: 10011110111000101110111010111100000₂
• Hexadecimal: 0x4F71775E0
• Base-36: 9SOKVS0

Squares and roots of 21325379040

• 21325379040 squared (21325379040²) is 454771791199671321600
• 21325379040 cubed (21325379040³) is 9698180824032727256537739264000
• The square root of 21325379040 is 146032.1164675771
• The cube root of 21325379040 is 2773.1003546173

Scales and comparisons

• 21,325,379,040 seconds is equal to 678 years, 4 weeks, 1 day, 12 hours, 24 minutes.
• To count from 1 to 21,325,379,040 would take you about one thousand, three hundred fifty-six 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 21325379040 cubic inches would be around 231.1 feet tall.

Recreational maths with 21325379040

• 21325379040 backwards is 04097352312
• 21325379040 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21325379040's digits is 36
• More coming soon!