72429923124

Names of 72429923124

• Cardinal: 72429923124 can be written as Seventy-two billion, four hundred twenty-nine million, nine hundred twenty-three thousand, one hundred twenty-four.

Scientific notation

• Scientific notation: 7.2429923124 × 10¹⁰

Factors of 72429923124

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5336764

Divisors of 72429923124

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 26 29 36 39 52 58 78 87 116 117 156 174 234 261 348 377 468 522 754 1044 1131 1508 2262 3393 4524 6786 13572 5336717 10673434 16010151 21346868 32020302 48030453 64040604 69377321 96060906 138754642 154764793 192121812 208131963 277509284 309529586 416263926 464294379 619059172 624395889 832527852 928588758 1248791778 1392883137 1857177516 2011942309 2497583556 2785766274 4023884618 5571532548 6035826927 8047769236 12071653854 18107480781 24143307708 36214961562 72429923124
• Sum of all divisors σ(n): 203969361960
• Sum of proper divisors (its aliquot sum) s(n): 131539438836
• 72429923124 is an abundant number, because the sum of its proper divisors (131539438836) is greater than itself. Its abundance is 59109515712

Bases of 72429923124

• Binary: 1000011011101001010001110101100110100₂
• Hexadecimal: 0x10DD28EB34
• Base-36: X9UWMD0

Squares and roots of 72429923124

• 72429923124 squared (72429923124²) is 5246093763748549919376
• 72429923124 cubed (72429923124³) is 379974168009603288726880078050624
• The square root of 72429923124 is 269128.0794045839
• The cube root of 72429923124 is 4168.4315540943

Scales and comparisons

• 72,429,923,124 seconds is equal to 2,303 years, 2 weeks, 3 days, 7 hours, 5 minutes, 24 seconds.
• To count from 1 to 72,429,923,124 would take you about four thousand, six hundred 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 72429923124 cubic inches would be around 347.4 feet tall.

Recreational maths with 72429923124

• 72429923124 backwards is 42132992427
• The number of decimal digits it has is: 11
• The sum of 72429923124's digits is 45
• More coming soon!