21026228400

Names of 21026228400

• Cardinal: 21026228400 can be written as Twenty-one billion, twenty-six million, two hundred twenty-eight thousand, four hundred.

Scientific notation

• Scientific notation: 2.10262284 × 10¹⁰

Factors of 21026228400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 5422

Divisors of 21026228400

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 25 27 30 36 38 40 45 48 50 54 57 60 72 75 76 80 90 95 100 108 114 120 135 144 150 152 171 180 190 200 216 225 228 240 270 285 300 304 342 360 361 380 400 432 450 456 475 513 540 570 600 675 684 720 722 760 855 900 912 950 1026 1080 1083 1140 1200 1350 1368 1425 1444 1520 1710 1800 1805 1900 2052 2160 2166 2280 2565 2700 2736 2850 2888 3249 3420 3600 3610 3800 4104 4275 4332 4560 5130 5393 5400 5415 5700 5776 6498 6840 7220 7600 8208 8550 8664 9025 9747 10260 10786 10800 10830 11400 12825 12996 13680 14440 16179 16245 17100 17328 18050 19494 20520 21572 21660 22800 25650 25992 26965 27075 28880 32358 32490 34200 36100 38988 41040 43144 43320 48537 48735 51300 51984 53930 54150 64716 64980 68400 72200 77976 80895 81225 86288 86640 97074 97470 102467 102600 107860 108300 129432 129960 134825 144400 145611 155952 161790 162450 194148 194940 204934 205200 215720 216600 242685 243675 258864 259920 269650 291222 307401 323580 324900 388296 389880 404475 409868 431440 433200 485370 487350 512335 539300 582444 614802 647160 649800 728055 776592 779760 808950 819736 922203 970740 974700 1024670 1078600 1164888 1213425 1229604 1294320 1299600 1456110 1537005 1617900 1639472 1844406 1941480 1946873 1949400 2049340 2157200 2329776 2426850 2459208 2561675 2766609 2912220 3074010 3235800 3640275 3688812 3882960 3893746 3898800 4098680 4611015 4853700 4918416 5123350 5533218 5824440 5840619 6148020 6471600 7280550 7377624 7685025 7787492 8197360 9222030 9707400 9734365 10246700 11066436 11648880 11681238 12296040 13833045 14561100 14755248 15370050 15574984 17521857 18444060 19414800 19468730 20493400 22132872 23055075 23362476 24592080 27666090 29122200 29203095 30740100 31149968 35043714 36888120 38937460 40986800 44265744 46110150 46724952 48671825 52565571 55332180 58244400 58406190 61480200 69165225 70087428 73776240 77874920 87609285 92220300 93449904 97343650 105131142 110664360 116812380 122960400 138330450 140174856 146015475 155749840 175218570 184440600 194687300 210262284 221328720 233624760 262827855 276660900 280349712 292030950 350437140 368881200 389374600 420524568 438046425 467249520 525655710 553321800 584061900 700874280 778749200 841049136 876092850 1051311420 1106643600 1168123800 1314139275 1401748560 1752185700 2102622840 2336247600 2628278550 3504371400 4205245680 5256557100 7008742800 10513114200 21026228400
• Sum of all divisors σ(n): 78998582160
• Sum of proper divisors (its aliquot sum) s(n): 57972353760
• 21026228400 is an abundant number, because the sum of its proper divisors (57972353760) is greater than itself. Its abundance is 36946125360

Bases of 21026228400

• Binary: 10011100101010000101100100010110000₂
• Hexadecimal: 0x4E542C8B0
• Base-36: 9NQH1O0

Squares and roots of 21026228400

• 21026228400 squared (21026228400²) is 442102280728966560000
• 21026228400 cubed (21026228400³) is 9295743530768169386522304000000
• The square root of 21026228400 is 145004.2358001999
• The cube root of 21026228400 is 2760.0723043439

Scales and comparisons

• 21,026,228,400 seconds is equal to 668 years, 29 weeks, 4 days, 3 hours.
• To count from 1 to 21,026,228,400 would take you about one thousand, three hundred thirty-seven 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 21026228400 cubic inches would be around 230 feet tall.

Recreational maths with 21026228400

• 21026228400 backwards is 00482262012
• 21026228400 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21026228400's digits is 27
• More coming soon!