13692721545

Names of 13692721545

• Cardinal: 13692721545 can be written as Thirteen billion, six hundred ninety-two million, seven hundred twenty-one thousand, five hundred forty-five.

Scientific notation

• Scientific notation: 1.3692721545 × 10¹⁰

Factors of 13692721545

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1060

Divisors of 13692721545

• Number of divisors d(n): 160
• Complete list of divisors:
  1 3 5 9 15 19 27 31 45 57 61 81 93 95 135 155 171 183 279 285 305 405 465 513 549 589 837 855 915 941 1159 1395 1539 1647 1767 1891 2511 2565 2745 2823 2945 3477 4185 4705 4941 5301 5673 5795 7695 8235 8469 8835 9455 10431 12555 14115 15903 17019 17385 17879 24705 25407 26505 28365 29171 31293 35929 42345 47709 51057 52155 53637 57401 76221 79515 85095 87513 89395 93879 107787 127035 145855 153171 156465 160911 172203 179645 238545 255285 262539 268185 287005 323361 381105 437565 469395 482733 516609 538935 554249 765855 787617 804555 861015 970083 1090619 1312695 1448199 1549827 1616805 1662747 1779431 2362851 2413665 2583045 2771245 2910249 3271857 3938085 4649481 4850415 4988241 5338293 5453095 7240995 7749135 8313735 8897155 9815571 11814255 14551245 14964723 16014879 16359285 23247405 24941205 26691465 29446713 33809189 44894169 48044637 49077855 74823615 80074395 88340139 101427567 144133911 147233565 169045945 224470845 240223185 304282701 441700695 507137835 720669555 912848103 1521413505 2738544309 4564240515 13692721545
• Sum of all divisors σ(n): 27136834560
• Sum of proper divisors (its aliquot sum) s(n): 13444113015
• 13692721545 is a deficient number, because the sum of its proper divisors (13444113015) is less than itself. Its deficiency is 248608530

Bases of 13692721545

• Binary: 1100110000001001100101100110001001₂
• Hexadecimal: 0x330265989
• Base-36: 6AGAJK9

Squares and roots of 13692721545

• 13692721545 squared (13692721545²) is 187490623308907187025
• 13692721545 cubed (13692721545³) is 2567256897267352630182561953625
• The square root of 13692721545 is 117015.9029576749
• The cube root of 13692721545 is 2392.3786909925

Scales and comparisons

• 13,692,721,545 seconds is equal to 435 years, 20 weeks, 13 hours, 45 minutes, 45 seconds.
• To count from 1 to 13,692,721,545 would take you about eight hundred seventy 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 13692721545 cubic inches would be around 199.4 feet tall.

Recreational maths with 13692721545

• 13692721545 backwards is 54512729631
• 13692721545 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13692721545's digits is 45
• More coming soon!