12749520474

Names of 12749520474

• Cardinal: 12749520474 can be written as Twelve billion, seven hundred forty-nine million, five hundred twenty thousand, four hundred seventy-four.

Scientific notation

• Scientific notation: 1.2749520474 × 10¹⁰

Factors of 12749520474

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 508

Divisors of 12749520474

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 9 18 27 31 41 54 62 82 93 123 186 246 279 369 431 558 738 837 862 1107 1271 1293 1674 2214 2542 2586 3813 3879 7626 7758 11439 11637 13361 17671 22878 23274 26722 34317 35342 40083 53013 68634 80166 106026 120249 159039 185761 240498 318078 360747 371522 477117 547801 557283 721494 954234 1095602 1114566 1643403 1671849 3286806 3343698 4930209 5015547 5758591 7616201 9860418 10031094 11517182 14790627 15232402 17275773 22848603 29581254 34551546 45697206 51827319 68545809 103654638 137091618 155481957 205637427 236102231 310963914 411274854 472204462 708306693 1416613386 2124920079 4249840158 6374760237 12749520474
• Sum of all divisors σ(n): 30029207040
• Sum of proper divisors (its aliquot sum) s(n): 17279686566
• 12749520474 is an abundant number, because the sum of its proper divisors (17279686566) is greater than itself. Its abundance is 4530166092

Bases of 12749520474

• Binary: 1011110111111011100011111001011010₂
• Hexadecimal: 0x2F7EE3E5A
• Base-36: 5UUQGYI

Squares and roots of 12749520474

• 12749520474 squared (12749520474²) is 162550272316945184676
• 12749520474 cubed (12749520474³) is 2072438024959168049162373056424
• The square root of 12749520474 is 112913.7745095787
• The cube root of 12749520474 is 2336.1350761881

Scales and comparisons

• 12,749,520,474 seconds is equal to 405 years, 20 weeks, 3 days, 21 hours, 27 minutes, 54 seconds.
• To count from 1 to 12,749,520,474 would take you about eight hundred ten 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 12749520474 cubic inches would be around 194.7 feet tall.

Recreational maths with 12749520474

• 12749520474 backwards is 47402594721
• The number of decimal digits it has is: 11
• The sum of 12749520474's digits is 45
• More coming soon!