72968464816

Names of 72968464816

• Cardinal: 72968464816 can be written as Seventy-two billion, nine hundred sixty-eight million, four hundred sixty-four thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 7.2968464816 × 10¹⁰

Factors of 72968464816

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 574219

Divisors of 72968464816

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 8 13 16 26 47 52 94 104 169 188 208 338 376 611 676 752 1222 1352 2444 2704 4888 7943 9776 15886 31772 63544 127088 574157 1148314 2296628 4593256 7464041 9186512 14928082 26985379 29856164 53970758 59712328 97032533 107941516 119424656 194065066 215883032 350809927 388130132 431766064 701619854 776260264 1403239708 1552520528 2806479416 4560529051 5612958832 9121058102 18242116204 36484232408 72968464816
• Sum of all divisors σ(n): 156345520032
• Sum of proper divisors (its aliquot sum) s(n): 83377055216
• 72968464816 is an abundant number, because the sum of its proper divisors (83377055216) is greater than itself. Its abundance is 10408590400

Bases of 72968464816

• Binary: 1000011111101010000100110100110110000₂
• Hexadecimal: 0x10FD4269B0
• Base-36: XIRJFSG

Squares and roots of 72968464816

• 72968464816 squared (72968464816²) is 5324396857603829913856
• 72968464816 cubed (72968464816³) is 388513064770486025136049846890496
• The square root of 72968464816 is 270126.7569419957
• The cube root of 72968464816 is 4178.7373004301

Scales and comparisons

• 72,968,464,816 seconds is equal to 2,320 years, 8 weeks, 6 days, 10 hours, 16 seconds.
• To count from 1 to 72,968,464,816 would take you about four thousand, six hundred forty 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 72968464816 cubic inches would be around 348.2 feet tall.

Recreational maths with 72968464816

• 72968464816 backwards is 61846486927
• The number of decimal digits it has is: 11
• The sum of 72968464816's digits is 61
• More coming soon!