21339514368

Names of 21339514368

• Cardinal: 21339514368 can be written as Twenty-one billion, three hundred thirty-nine million, five hundred fourteen thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 2.1339514368 × 10¹⁰

Factors of 21339514368

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 35947

Divisors of 21339514368

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 43 48 54 64 72 86 96 108 128 129 144 172 192 216 256 258 288 344 384 387 432 512 516 576 688 768 774 864 1032 1152 1161 1376 1536 1548 1728 2064 2304 2322 2752 3096 3456 4128 4608 4644 5504 6192 6912 8256 9288 11008 12384 13824 16512 18576 22016 24768 33024 35899 37152 49536 66048 71798 74304 99072 107697 143596 148608 198144 215394 287192 297216 323091 430788 574384 594432 646182 861576 969273 1148768 1292364 1543657 1723152 1938546 2297536 2584728 3087314 3446304 3877092 4595072 4630971 5169456 6174628 6892608 7754184 9190144 9261942 10338912 12349256 13785216 13892913 15508368 18380288 18523884 20677824 24698512 27570432 27785826 31016736 37047768 41355648 41678739 49397024 55140864 55571652 62033472 74095536 82711296 83357478 98794048 111143304 124066944 148191072 165422592 166714956 197588096 222286608 248133888 296382144 333429912 395176192 444573216 496267776 592764288 666859824 790352384 889146432 1185528576 1333719648 1778292864 2371057152 2667439296 3556585728 5334878592 7113171456 10669757184 21339514368
• Sum of all divisors σ(n): 64637232000
• Sum of proper divisors (its aliquot sum) s(n): 43297717632
• 21339514368 is an abundant number, because the sum of its proper divisors (43297717632) is greater than itself. Its abundance is 21958203264

Bases of 21339514368

• Binary: 10011110111111011110010011000000000₂
• Hexadecimal: 0x4F7EF2600
• Base-36: 9SWZUO0

Squares and roots of 21339514368

• 21339514368 squared (21339514368²) is 455374873462078439424
• 21339514368 cubed (21339514368³) is 9717478655070204761231465644032
• The square root of 21339514368 is 146080.5064613345
• The cube root of 21339514368 is 2773.7129271671

Scales and comparisons

• 21,339,514,368 seconds is equal to 678 years, 27 weeks, 4 days, 2 hours, 52 minutes, 48 seconds.
• To count from 1 to 21,339,514,368 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 21339514368 cubic inches would be around 231.1 feet tall.

Recreational maths with 21339514368

• 21339514368 backwards is 86341593312
• The number of decimal digits it has is: 11
• The sum of 21339514368's digits is 45
• More coming soon!