12803646720

Names of 12803646720

• Cardinal: 12803646720 can be written as Twelve billion, eight hundred three million, six hundred forty-six thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.280364672 × 10¹⁰

Factors of 12803646720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1250

Divisors of 12803646720

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 53 60 64 80 96 106 120 128 159 160 192 212 240 256 265 318 320 384 424 480 530 636 640 768 795 848 960 1060 1187 1272 1280 1590 1696 1920 2120 2374 2544 2809 3180 3392 3561 3840 4240 4748 5088 5618 5935 6360 6784 7122 8427 8480 9496 10176 11236 11870 12720 13568 14045 14244 16854 16960 17805 18992 20352 22472 23740 25440 28090 28488 33708 33920 35610 37984 40704 42135 44944 47480 50880 56180 56976 62911 67416 67840 71220 75968 84270 89888 94960 101760 112360 113952 125822 134832 142440 151936 168540 179776 188733 189920 203520 224720 227904 251644 269664 284880 303872 314555 337080 359552 377466 379840 449440 455808 503288 539328 569760 629110 674160 719104 754932 759680 898880 911616 943665 1006576 1078656 1139520 1258220 1348320 1509864 1519360 1797760 1887330 2013152 2157312 2279040 2516440 2696640 3019728 3334283 3595520 3774660 4026304 4558080 5032880 5393280 6039456 6668566 7549320 8052608 10002849 10065760 10786560 12078912 13337132 15098640 16105216 16671415 20005698 20131520 24157824 26674264 30197280 33342830 40011396 40263040 48315648 50014245 53348528 60394560 66685660 80022792 80526080 100028490 106697056 120789120 133371320 160045584 200056980 213394112 241578240 266742640 320091168 400113960 426788224 533485280 640182336 800227920 853576448 1066970560 1280364672 1600455840 2133941120 2560729344 3200911680 4267882240 6401823360 12803646720
• Sum of all divisors σ(n): 41712856416
• Sum of proper divisors (its aliquot sum) s(n): 28909209696
• 12803646720 is an abundant number, because the sum of its proper divisors (28909209696) is greater than itself. Its abundance is 16105562976

Bases of 12803646720

• Binary: 1011111011001010000010010100000000₂
• Hexadecimal: 0x2FB282500
• Base-36: 5VQYL1C

Squares and roots of 12803646720

• 12803646720 squared (12803646720²) is 163933369330566758400
• 12803646720 cubed (12803646720³) is 2098944946527859671929192448000
• The square root of 12803646720 is 113153.2002198789
• The cube root of 12803646720 is 2339.4363168513

Scales and comparisons

• 12,803,646,720 seconds is equal to 407 years, 6 weeks, 8 hours, 32 minutes.
• To count from 1 to 12,803,646,720 would take you about eight hundred fourteen 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 12803646720 cubic inches would be around 195 feet tall.

Recreational maths with 12803646720

• 12803646720 backwards is 02764630821
• The number of decimal digits it has is: 11
• The sum of 12803646720's digits is 39
• More coming soon!