13721224725

Names of 13721224725

• Cardinal: 13721224725 can be written as Thirteen billion, seven hundred twenty-one million, two hundred twenty-four thousand, seven hundred twenty-five.

Scientific notation

• Scientific notation: 1.3721224725 × 10¹⁰

Factors of 13721224725

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 608

Divisors of 13721224725

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 5 9 13 15 25 39 45 65 75 97 117 137 195 225 291 325 353 411 485 585 685 873 975 1059 1233 1261 1455 1765 1781 2055 2425 2925 3177 3425 3783 4365 4589 5295 5343 6165 6305 7275 8825 8905 10275 11349 13289 13767 15885 16029 18915 21825 22945 26475 26715 30825 31525 34241 39867 41301 44525 48361 56745 66445 68835 79425 80145 94575 102723 114725 119601 133575 145083 171205 172757 199335 206505 241805 283725 308169 332225 344175 400725 435249 445133 513615 518271 598005 628693 725415 856025 863785 996675 1032525 1209025 1335399 1540845 1554813 1886079 2176245 2225665 2568075 2591355 2990025 3143465 3627075 4006197 4318925 4691017 5658237 6676995 7704225 7774065 9430395 10881225 11128325 12956775 14073051 15717325 20030985 23455085 28291185 33384975 38870325 42219153 47151975 60983221 70365255 100154925 117275425 141455925 182949663 211095765 304916105 351826275 548848989 914748315 1055478825 1524580525 2744244945 4573741575 13721224725
• Sum of all divisors σ(n): 27011052432
• Sum of proper divisors (its aliquot sum) s(n): 13289827707
• 13721224725 is a deficient number, because the sum of its proper divisors (13289827707) is less than itself. Its deficiency is 431397018

Bases of 13721224725

• Binary: 1100110001110110010100011000010101₂
• Hexadecimal: 0x331D94615
• Base-36: 6AX9GR9

Squares and roots of 13721224725

• 13721224725 squared (13721224725²) is 188272007953951325625
• 13721224725 cubed (13721224725³) is 2583322530563153590612276078125
• The square root of 13721224725 is 117137.6315493873
• The cube root of 13721224725 is 2394.0375562307

Scales and comparisons

• 13,721,224,725 seconds is equal to 436 years, 15 weeks, 1 day, 11 hours, 18 minutes, 45 seconds.
• To count from 1 to 13,721,224,725 would take you about eight hundred seventy-two 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 13721224725 cubic inches would be around 199.5 feet tall.

Recreational maths with 13721224725

• 13721224725 backwards is 52742212731
• The number of decimal digits it has is: 11
• The sum of 13721224725's digits is 36
• More coming soon!