21007338360

Names of 21007338360

• Cardinal: 21007338360 can be written as Twenty-one billion, seven million, three hundred thirty-eight thousand, three hundred sixty.

Scientific notation

• Scientific notation: 2.100733836 × 10¹⁰

Factors of 21007338360

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1793

Divisors of 21007338360

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 347 613 694 823 1041 1226 1388 1646 1735 1839 2082 2452 2469 2776 3065 3292 3470 3678 4115 4164 4904 4938 5205 6130 6584 6940 7356 8230 8328 9195 9876 10410 12260 12345 13880 14712 16460 18390 19752 20820 24520 24690 32920 36780 41640 49380 73560 98760 212711 285581 425422 504499 571162 638133 850844 856743 1008998 1063555 1142324 1276266 1427905 1513497 1701688 1713486 2017996 2127110 2284648 2522495 2552532 2855810 3026994 3190665 3426972 4035992 4254220 4283715 5044990 5105064 5711620 6053988 6381330 6853944 7567485 8508440 8567430 10089980 11423240 12107976 12762660 15134970 17134860 20179960 25525320 30269940 34269720 60539880 175061153 350122306 525183459 700244612 875305765 1050366918 1400489224 1750611530 2100733836 2625917295 3501223060 4201467672 5251834590 7002446120 10503669180 21007338360
• Sum of all divisors σ(n): 63383662080
• Sum of proper divisors (its aliquot sum) s(n): 42376323720
• 21007338360 is an abundant number, because the sum of its proper divisors (42376323720) is greater than itself. Its abundance is 21368985360

Bases of 21007338360

• Binary: 10011100100001000101000101101111000₂
• Hexadecimal: 0x4E4228B78
• Base-36: 9NF860O

Squares and roots of 21007338360

• 21007338360 squared (21007338360²) is 441308264971527489600
• 21007338360 cubed (21007338360³) is 9270712043321413740068581056000
• The square root of 21007338360 is 144939.0849978017
• The cube root of 21007338360 is 2759.2455036983

Scales and comparisons

• 21,007,338,360 seconds is equal to 667 years, 50 weeks, 2 days, 11 hours, 46 minutes.
• To count from 1 to 21,007,338,360 would take you about one thousand, three hundred thirty-five 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 21007338360 cubic inches would be around 229.9 feet tall.

Recreational maths with 21007338360

• 21007338360 backwards is 06383370012
• The number of decimal digits it has is: 11
• The sum of 21007338360's digits is 33
• More coming soon!