12238401728

Names of 12238401728

• Cardinal: 12238401728 can be written as Twelve billion, two hundred thirty-eight million, four hundred one thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.2238401728 × 10¹⁰

Factors of 12238401728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 7332

Divisors of 12238401728

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 4 7 8 14 16 17 28 32 34 56 64 68 112 119 136 224 227 238 272 448 454 476 544 908 952 1088 1589 1816 1904 3178 3632 3808 3859 6356 7079 7264 7616 7718 12712 14158 14528 15436 25424 27013 28316 30872 49553 50848 54026 56632 61744 99106 101696 108052 113264 120343 123488 198212 216104 226528 240686 246976 396424 432208 453056 481372 792848 842401 864416 962744 1585696 1606933 1684802 1728832 1925488 3171392 3213866 3369604 3850976 6427732 6739208 7701952 11248531 12855464 13478416 22497062 25710928 26956832 27317861 44994124 51421856 53913664 54635722 89988248 102843712 109271444 179976496 191225027 218542888 359952992 382450054 437085776 719905984 764900108 874171552 1529800216 1748343104 3059600432 6119200864 12238401728
• Sum of all divisors σ(n): 29521221120
• Sum of proper divisors (its aliquot sum) s(n): 17282819392
• 12238401728 is an abundant number, because the sum of its proper divisors (17282819392) is greater than itself. Its abundance is 5044417664

Bases of 12238401728

• Binary: 1011011001011101110011000011000000₂
• Hexadecimal: 0x2D97730C0
• Base-36: 5MEFF7K

Squares and roots of 12238401728

• 12238401728 squared (12238401728²) is 149778476855913385984
• 12238401728 cubed (12238401728³) is 1833049169970618390044916580352
• The square root of 12238401728 is 110627.3100459375
• The cube root of 12238401728 is 2304.4903912115

Scales and comparisons

• 12,238,401,728 seconds is equal to 389 years, 7 weeks, 3 days, 4 hours, 2 minutes, 8 seconds.
• To count from 1 to 12,238,401,728 would take you about seven hundred seventy-eight 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 12238401728 cubic inches would be around 192 feet tall.

Recreational maths with 12238401728

• 12238401728 backwards is 82710483221
• The number of decimal digits it has is: 11
• The sum of 12238401728's digits is 38
• More coming soon!