72630610728

Names of 72630610728

• Cardinal: 72630610728 can be written as Seventy-two billion, six hundred thirty million, six hundred ten thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 7.2630610728 × 10¹⁰

Factors of 72630610728

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2055

Divisors of 72630610728

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 12 13 24 26 39 52 78 104 156 312 373 571 746 1093 1119 1142 1492 1713 2186 2238 2284 2984 3279 3426 4372 4476 4568 4849 6558 6852 7423 8744 8952 9698 13116 13704 14209 14547 14846 19396 22269 26232 28418 29094 29692 38792 42627 44538 56836 58188 59384 85254 89076 113672 116376 170508 178152 212983 341016 407689 425966 624103 638949 815378 851932 1223067 1248206 1277898 1630756 1703864 1872309 2446134 2496412 2555796 2768779 3261512 3744618 4892268 4992824 5111592 5299957 5537558 7489236 8113339 8306337 9784536 10599914 11075116 14978472 15899871 16226678 16612674 21199828 22150232 24340017 31799742 32453356 33225348 42399656 48680034 63599484 64906712 66450696 97360068 127198968 194720136 232790419 465580838 698371257 931161676 1396742514 1862323352 2793485028 3026275447 5586970056 6052550894 9078826341 12105101788 18157652682 24210203576 36315305364 72630610728
• Sum of all divisors σ(n): 196591274880
• Sum of proper divisors (its aliquot sum) s(n): 123960664152
• 72630610728 is an abundant number, because the sum of its proper divisors (123960664152) is greater than itself. Its abundance is 51330053424

Bases of 72630610728

• Binary: 1000011101001000111110010101100101000₂
• Hexadecimal: 0x10E91F2B28
• Base-36: XD6E1WO

Squares and roots of 72630610728

• 72630610728 squared (72630610728²) is 5275205614722268689984
• 72630610728 cubed (72630610728³) is 383141405513053043055250416548352
• The square root of 72630610728 is 269500.6692533435
• The cube root of 72630610728 is 4172.2779436201

Scales and comparisons

• 72,630,610,728 seconds is equal to 2,309 years, 22 weeks, 2 days, 1 hour, 38 minutes, 48 seconds.
• To count from 1 to 72,630,610,728 would take you about four thousand, six hundred eighteen 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 72630610728 cubic inches would be around 347.7 feet tall.

Recreational maths with 72630610728

• 72630610728 backwards is 82701603627
• The number of decimal digits it has is: 11
• The sum of 72630610728's digits is 42
• More coming soon!