72893129472

Names of 72893129472

• Cardinal: 72893129472 can be written as Seventy-two billion, eight hundred ninety-three million, one hundred twenty-nine thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 7.2893129472 × 10¹⁰

Factors of 72893129472

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 10545886

Divisors of 72893129472

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 108 128 144 192 216 256 288 384 432 576 768 864 1152 1728 2304 3456 6912 10545881 21091762 31637643 42183524 63275286 84367048 94912929 126550572 168734096 189825858 253101144 284738787 337468192 379651716 506202288 569477574 674936384 759303432 1012404576 1138955148 1349872768 1518606864 2024809152 2277910296 2699745536 3037213728 4049618304 4555820592 6074427456 8099236608 9111641184 12148854912 18223282368 24297709824 36446564736 72893129472
• Sum of all divisors σ(n): 215557828080
• Sum of proper divisors (its aliquot sum) s(n): 142664698608
• 72893129472 is an abundant number, because the sum of its proper divisors (142664698608) is greater than itself. Its abundance is 69771569136

Bases of 72893129472

• Binary: 1000011111000110001001110001100000000₂
• Hexadecimal: 0x10F8C4E300
• Base-36: XHIOQO0

Squares and roots of 72893129472

• 72893129472 squared (72893129472²) is 5313408324221754998784
• 72893129472 cubed (72893129472³) is 387310960915098940765425314562048
• The square root of 72893129472 is 269987.2765002085
• The cube root of 72893129472 is 4177.2987108771

Scales and comparisons

• 72,893,129,472 seconds is equal to 2,317 years, 40 weeks, 2 days, 11 hours, 31 minutes, 12 seconds.
• To count from 1 to 72,893,129,472 would take you about four thousand, six hundred thirty-five 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 72893129472 cubic inches would be around 348.1 feet tall.

Recreational maths with 72893129472

• 72893129472 backwards is 27492139827
• 72893129472 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 72893129472's digits is 54
• More coming soon!