72972302613

Names of 72972302613

• Cardinal: 72972302613 can be written as Seventy-two billion, nine hundred seventy-two million, three hundred two thousand, six hundred thirteen.

Scientific notation

• Scientific notation: 7.2972302613 × 10¹⁰

Factors of 72972302613

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 56

Divisors of 72972302613

• Number of divisors d(n): 80
• Complete list of divisors:
  1 3 7 17 21 29 51 87 119 203 289 357 493 609 841 867 1479 2023 2523 3451 4913 5887 6069 8381 10353 14297 14739 17661 24389 25143 34391 42891 58667 73167 100079 103173 142477 170723 176001 243049 300237 414613 427431 512169 707281 729147 997339 1243839 1701343 2121843 2902291 2992017 4131833 4950967 5104029 7048421 8706873 12023777 12395499 14852901 21145263 28922831 36071331 49338947 84166439 86768493 119823157 148016841 204404209 252499317 359469471 613212627 838762099 1430829463 2516286297 3474871553 4292488389 10424614659 24324100871 72972302613
• Sum of all divisors σ(n): 122363648640
• Sum of proper divisors (its aliquot sum) s(n): 49391346027
• 72972302613 is a deficient number, because the sum of its proper divisors (49391346027) is less than itself. Its deficiency is 23580956586

Bases of 72972302613

• Binary: 1000011111101011111001111100100010101₂
• Hexadecimal: 0x10FD7CF915
• Base-36: XITTP1X

Squares and roots of 72972302613

• 72972302613 squared (72972302613²) is 5324956948643246627769
• 72972302613 cubed (72972302613³) is 388574369857592092700351237060397
• The square root of 72972302613 is 270133.8605451009
• The cube root of 72972302613 is 4178.8105597683

Scales and comparisons

• 72,972,302,613 seconds is equal to 2,320 years, 15 weeks, 1 day, 20 hours, 3 minutes, 33 seconds.
• To count from 1 to 72,972,302,613 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 72972302613 cubic inches would be around 348.2 feet tall.

Recreational maths with 72972302613

• 72972302613 backwards is 31620327927
• The number of decimal digits it has is: 11
• The sum of 72972302613's digits is 42
• More coming soon!