12991727632

Names of 12991727632

• Cardinal: 12991727632 can be written as Twelve billion, nine hundred ninety-one million, seven hundred twenty-seven thousand, six hundred thirty-two.

Scientific notation

• Scientific notation: 1.2991727632 × 10¹⁰

Factors of 12991727632

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 241

Divisors of 12991727632

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 8 13 16 26 29 52 58 104 116 169 197 208 232 338 377 394 464 676 754 788 841 1352 1508 1576 1682 2561 2704 3016 3152 3364 4901 5122 5713 6032 6728 9802 10244 10933 11426 13456 19604 20488 21866 22852 24389 33293 39208 40976 43732 45704 48778 66586 74269 78416 87464 91408 97556 133172 142129 148538 165677 174928 195112 266344 284258 297076 317057 331354 390224 532688 568516 594152 634114 662708 965497 1137032 1188304 1268228 1325416 1930994 2153801 2274064 2536456 2650832 3861988 4121741 4307602 4804633 5072912 7723976 8243482 8615204 9609266 15447952 16486964 17230408 19218532 27999413 32973928 34460816 38437064 55998826 62460229 65947856 76874128 111997652 124920458 223995304 249840916 447990608 499681832 811982977 999363664 1623965954 3247931908 6495863816 12991727632
• Sum of all divisors σ(n): 28373396040
• Sum of proper divisors (its aliquot sum) s(n): 15381668408
• 12991727632 is an abundant number, because the sum of its proper divisors (15381668408) is greater than itself. Its abundance is 2389940776

Bases of 12991727632

• Binary: 1100000110010111100000100000010000₂
• Hexadecimal: 0x3065E0810
• Base-36: 5YUXT74

Squares and roots of 12991727632

• 12991727632 squared (12991727632²) is 168784986864072327424
• 12991727632 cubed (12991727632³) is 2192808577708725484240932179968
• The square root of 12991727632 is 113981.2600035637
• The cube root of 12991727632 is 2350.8358355899

Scales and comparisons

• 12,991,727,632 seconds is equal to 413 years, 5 weeks, 5 hours, 13 minutes, 52 seconds.
• To count from 1 to 12,991,727,632 would take you about eight hundred twenty-six 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 12991727632 cubic inches would be around 195.9 feet tall.

Recreational maths with 12991727632

• 12991727632 backwards is 23672719921
• The number of decimal digits it has is: 11
• The sum of 12991727632's digits is 49
• More coming soon!