21352339960

Names of 21352339960

• Cardinal: 21352339960 can be written as Twenty-one billion, three hundred fifty-two million, three hundred thirty-nine thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 2.135233996 × 10¹⁰

Factors of 21352339960

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 929

Divisors of 21352339960

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 28 31 35 40 49 56 61 62 70 98 122 124 140 155 196 217 244 245 248 280 305 310 343 392 427 434 488 490 610 620 686 823 854 868 980 1085 1220 1240 1372 1519 1646 1708 1715 1736 1891 1960 2135 2170 2440 2744 2989 3038 3292 3416 3430 3782 4115 4270 4340 5761 5978 6076 6584 6860 7564 7595 8230 8540 8680 9455 10633 11522 11956 12152 13237 13720 14945 15128 15190 16460 17080 18910 20923 21266 23044 23912 25513 26474 28805 29890 30380 32920 37820 40327 41846 42532 46088 50203 51026 52948 53165 57610 59780 60760 66185 75640 80654 83692 85064 92659 100406 102052 104615 105896 106330 115220 119560 127565 132370 161308 167384 178591 185318 200812 201635 204104 209230 212660 230440 251015 255130 264740 282289 322616 351421 357182 370636 401624 403270 418460 425320 463295 502030 510260 529480 564578 648613 702842 714364 741272 806540 836920 892955 926590 1004060 1020520 1129156 1250137 1297226 1405684 1411445 1428728 1556293 1613080 1757105 1785910 1853180 2008120 2258312 2459947 2500274 2594452 2811368 2822890 3112586 3243065 3514210 3571820 3706360 4919894 5000548 5188904 5645780 6225172 6250685 6486130 7028420 7143640 7781465 8750959 9839788 10001096 10894051 11291560 12299735 12450344 12501370 12972260 14056840 15562930 17219629 17501918 19679576 21788102 24599470 25002740 25944520 31125860 34439258 35003836 43576204 43754795 49198940 50005480 54470255 62251720 68878516 70007672 76258357 86098145 87152408 87509590 98397880 108940510 137757032 152516714 172196290 175019180 217881020 305033428 344392580 350038360 381291785 435762040 533808499 610066856 688785160 762583570 1067616998 1525167140 2135233996 2669042495 3050334280 4270467992 5338084990 10676169980 21352339960
• Sum of all divisors σ(n): 58853376000
• Sum of proper divisors (its aliquot sum) s(n): 37501036040
• 21352339960 is an abundant number, because the sum of its proper divisors (37501036040) is greater than itself. Its abundance is 16148696080

Bases of 21352339960

• Binary: 10011111000101100101101100111111000₂
• Hexadecimal: 0x4F8B2D9F8
• Base-36: 9T4MQYG

Squares and roots of 21352339960

• 21352339960 squared (21352339960²) is 455922421767412801600
• 21352339960 cubed (21352339960³) is 9735010544964302189419231936000
• The square root of 21352339960 is 146124.3989209195
• The cube root of 21352339960 is 2774.2685065965

Scales and comparisons

• 21,352,339,960 seconds is equal to 678 years, 48 weeks, 5 days, 13 hours, 32 minutes, 40 seconds.
• To count from 1 to 21,352,339,960 would take you about one thousand, three hundred fifty-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 21352339960 cubic inches would be around 231.2 feet tall.

Recreational maths with 21352339960

• 21352339960 backwards is 06993325312
• The number of decimal digits it has is: 11
• The sum of 21352339960's digits is 43
• More coming soon!