12839905760

Names of 12839905760

• Cardinal: 12839905760 can be written as Twelve billion, eight hundred thirty-nine million, nine hundred five thousand, seven hundred sixty.

Scientific notation

• Scientific notation: 1.283990576 × 10¹⁰

Factors of 12839905760

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 128

Divisors of 12839905760

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 37 40 44 55 73 74 80 88 110 146 148 160 176 185 220 292 296 352 365 370 407 440 584 592 730 740 803 814 880 1168 1184 1369 1460 1480 1606 1628 1760 2035 2336 2701 2738 2920 2960 3212 3256 4015 4070 5329 5402 5476 5840 5920 6424 6512 6845 8030 8140 10658 10804 10952 11680 12848 13024 13505 13690 15059 16060 16280 21316 21608 21904 25696 26645 27010 27380 29711 30118 32120 32560 42632 43216 43808 53290 54020 54760 58619 59422 60236 64240 65120 75295 85264 86432 99937 106580 108040 109520 117238 118844 120472 128480 148555 150590 170528 197173 199874 213160 216080 219040 234476 237688 240944 293095 297110 301180 394346 399748 426320 432160 468952 475376 481888 499685 586190 594220 602360 788692 799496 852640 937904 950752 985865 999370 1099307 1172380 1188440 1204720 1577384 1598992 1875808 1971730 1998740 2168903 2198614 2344760 2376880 2409440 3154768 3197984 3943460 3997480 4337806 4397228 4689520 4753760 5496535 6309536 7295401 7886920 7994960 8675612 8794456 9379040 10844515 10993070 14590802 15773840 15989920 17351224 17588912 21689030 21986140 29181604 31547680 34702448 35177824 36477005 43378060 43972280 58363208 69404896 72954010 80249411 86756120 87944560 116726416 145908020 160498822 173512240 175889120 233452832 291816040 320997644 347024480 401247055 583632080 641995288 802494110 1167264160 1283990576 1604988220 2567981152 3209976440 6419952880 12839905760
• Sum of all divisors σ(n): 34482767256
• Sum of proper divisors (its aliquot sum) s(n): 21642861496
• 12839905760 is an abundant number, because the sum of its proper divisors (21642861496) is greater than itself. Its abundance is 8802955736

Bases of 12839905760

• Binary: 1011111101010100010110100111100000₂
• Hexadecimal: 0x2FD5169E0
• Base-36: 5WCJQOW

Squares and roots of 12839905760

• 12839905760 squared (12839905760²) is 164863179925681177600
• 12839905760 cubed (12839905760³) is 2116827693539670124189822976000
• The square root of 12839905760 is 113313.3079563031
• The cube root of 12839905760 is 2341.6426092999

Scales and comparisons

• 12,839,905,760 seconds is equal to 408 years, 14 weeks, 29 minutes, 20 seconds.
• To count from 1 to 12,839,905,760 would take you about eight hundred sixteen 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 12839905760 cubic inches would be around 195.1 feet tall.

Recreational maths with 12839905760

• 12839905760 backwards is 06750993821
• The number of decimal digits it has is: 11
• The sum of 12839905760's digits is 50
• More coming soon!