12872972736

Names of 12872972736

• Cardinal: 12872972736 can be written as Twelve billion, eight hundred seventy-two million, nine hundred seventy-two thousand, seven hundred thirty-six.

Scientific notation

• Scientific notation: 1.2872972736 × 10¹⁰

Factors of 12872972736

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 775

Divisors of 12872972736

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 32 36 39 48 52 54 64 72 78 96 104 108 117 144 156 192 208 216 234 288 312 351 416 432 468 576 624 702 757 832 864 936 1248 1404 1514 1728 1872 2271 2496 2808 3028 3744 4542 5616 6056 6813 7488 9084 9841 11232 12112 13626 18168 19682 20439 22464 24224 27252 29523 36336 39364 40878 48448 54504 59046 72672 78728 81756 88569 109008 118092 145344 157456 163512 177138 218016 236184 265707 314912 327024 354276 436032 472368 531414 573049 629824 654048 708552 944736 1062828 1146098 1308096 1417104 1719147 1889472 2125656 2292196 2834208 3438294 4251312 4584392 5157441 5668416 6876588 7449637 8502624 9168784 10314882 13753176 14899274 15472323 17005248 18337568 20629764 22348911 27506352 29798548 30944646 36675136 41259528 44697822 55012704 59597096 61889292 67046733 82519056 89395644 110025408 119194192 123778584 134093466 165038112 178791288 201140199 238388384 247557168 268186932 330076224 357582576 402280398 476776768 495114336 536373864 715165152 804560796 990228672 1072747728 1430330304 1609121592 2145495456 3218243184 4290990912 6436486368 12872972736
• Sum of all divisors σ(n): 40809153840
• Sum of proper divisors (its aliquot sum) s(n): 27936181104
• 12872972736 is an abundant number, because the sum of its proper divisors (27936181104) is greater than itself. Its abundance is 15063208368

Bases of 12872972736

• Binary: 1011111111010010011111100111000000₂
• Hexadecimal: 0x2FF49F9C0
• Base-36: 5WW8HC0

Squares and roots of 12872972736

• 12872972736 squared (12872972736²) is 165713427061799325696
• 12872972736 cubed (12872972736³) is 2133224428555667306787792224256
• The square root of 12872972736 is 113459.1236349021
• The cube root of 12872972736 is 2343.6510525139

Scales and comparisons

• 12,872,972,736 seconds is equal to 409 years, 16 weeks, 4 days, 17 hours, 45 minutes, 36 seconds.
• To count from 1 to 12,872,972,736 would take you about eight hundred eighteen 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 12872972736 cubic inches would be around 195.3 feet tall.

Recreational maths with 12872972736

• 12872972736 backwards is 63727927821
• 12872972736 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12872972736's digits is 54
• More coming soon!