21300541920

Names of 21300541920

• Cardinal: 21300541920 can be written as Twenty-one billion, three hundred million, five hundred forty-one thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.130054192 × 10¹⁰

Factors of 21300541920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 16441

Divisors of 21300541920

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 27 28 30 32 35 36 40 42 43 45 48 54 56 60 63 70 72 80 84 86 90 96 105 108 112 120 126 129 135 140 144 160 168 172 180 189 210 215 216 224 240 252 258 270 280 288 301 315 336 344 360 378 387 420 430 432 480 504 516 540 560 602 630 645 672 688 720 756 774 840 860 864 903 945 1008 1032 1080 1120 1161 1204 1260 1290 1376 1440 1505 1512 1548 1680 1720 1806 1890 1935 2016 2064 2160 2322 2408 2520 2580 2709 3010 3024 3096 3360 3440 3612 3780 3870 4128 4320 4515 4644 4816 5040 5160 5418 5805 6020 6048 6192 6880 7224 7560 7740 8127 9030 9288 9632 10080 10320 10836 11610 12040 12384 13545 14448 15120 15480 16254 16381 18060 18576 20640 21672 23220 24080 27090 28896 30240 30960 32508 32762 36120 37152 40635 43344 46440 48160 49143 54180 61920 65016 65524 72240 81270 81905 86688 92880 98286 108360 114667 130032 131048 144480 147429 162540 163810 185760 196572 216720 229334 245715 260064 262096 294858 325080 327620 344001 393144 433440 442287 458668 491430 524192 573335 589716 650160 655240 688002 704383 737145 786288 884574 917336 982860 1032003 1146670 1179432 1300320 1310480 1376004 1408766 1474290 1572576 1720005 1769148 1834672 1965720 2064006 2113149 2211435 2293340 2358864 2620960 2752008 2817532 2948580 3096009 3440010 3521915 3538296 3669344 3931440 4128012 4226298 4422870 4586680 4717728 4930681 5160015 5504016 5635064 5897160 6192018 6339447 6880020 7043830 7076592 7862880 8256024 8452596 8845740 9173360 9861362 10320030 10565745 11008032 11270128 11794320 12384036 12678894 13760040 14087660 14153184 14792043 15480045 16512048 16905192 17691480 18346720 19018341 19722724 20640060 21131490 22540256 23588640 24653405 24768072 25357788 27520080 28175320 29584086 30960090 31697235 33024096 33810384 35382960 38036682 39445448 41280120 42262980 44376129 49306810 49536144 50715576 55040160 56350640 59168172 61920180 63394470 67620768 70765920 73960215 76073364 78890896 82560240 84525960 88752258 95091705 98613620 99072288 101431152 112701280 118336344 123840360 126788940 133128387 147920430 152146728 157781792 165120480 169051920 177504516 190183410 197227240 202862304 221880645 236672688 247680720 253577880 266256774 295840860 304293456 338103840 355009032 380366820 394454480 443761290 473345376 495361440 507155760 532513548 591681720 608586912 665641935 710018064 760733640 788908960 887522580 1014311520 1065027096 1183363440 1331283870 1420036128 1521467280 1775045160 2130054192 2366726880 2662567740 3042934560 3550090320 4260108384 5325135480 7100180640 10650270960 21300541920
• Sum of all divisors σ(n): 87188935680
• Sum of proper divisors (its aliquot sum) s(n): 65888393760
• 21300541920 is an abundant number, because the sum of its proper divisors (65888393760) is greater than itself. Its abundance is 44587851840

Bases of 21300541920

• Binary: 10011110101100111000111100111100000₂
• Hexadecimal: 0x4F59C79E0
• Base-36: 9S9SJC0

Squares and roots of 21300541920

• 21300541920 squared (21300541920²) is 453713086085677286400
• 21300541920 cubed (21300541920³) is 9664334609820537750555045888000
• The square root of 21300541920 is 145947.0517687835
• The cube root of 21300541920 is 2772.0233501903

Scales and comparisons

• 21,300,541,920 seconds is equal to 677 years, 15 weeks, 1 day, 1 hour, 12 minutes.
• To count from 1 to 21,300,541,920 would take you about one thousand, three hundred fifty-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 21300541920 cubic inches would be around 231 feet tall.

Recreational maths with 21300541920

• 21300541920 backwards is 02914500312
• 21300541920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21300541920's digits is 27
• More coming soon!