13263191240

Names of 13263191240

• Cardinal: 13263191240 can be written as Thirteen billion, two hundred sixty-three million, one hundred ninety-one thousand, two hundred forty.

Scientific notation

• Scientific notation: 1.326319124 × 10¹⁰

Factors of 13263191240

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5087

Divisors of 13263191240

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 8 10 13 17 20 26 34 40 52 65 68 85 104 130 136 170 221 260 317 340 442 520 634 680 884 1105 1268 1585 1768 2210 2536 3170 4121 4420 4733 5389 6340 8242 8840 9466 10778 12680 16484 18932 20605 21556 23665 26945 32968 37864 41210 43112 47330 53890 61529 70057 80461 82420 94660 107780 123058 140114 160922 164840 189320 215560 246116 280228 307645 321844 350285 402305 492232 560456 615290 643688 700570 804610 1045993 1230580 1401140 1500361 1609220 2091986 2461160 2802280 3000722 3218440 4183972 5229965 6001444 7501805 8367944 10459930 12002888 15003610 19504693 20919860 25506137 30007220 39009386 41839720 51012274 60014440 78018772 97523465 102024548 127530685 156037544 195046930 204049096 255061370 331579781 390093860 510122740 663159562 780187720 1020245480 1326319124 1657898905 2652638248 3315797810 6631595620 13263191240
• Sum of all divisors σ(n): 34142744160
• Sum of proper divisors (its aliquot sum) s(n): 20879552920
• 13263191240 is an abundant number, because the sum of its proper divisors (20879552920) is greater than itself. Its abundance is 7616361680

Bases of 13263191240

• Binary: 1100010110100011000011110011001000₂
• Hexadecimal: 0x3168C3CC8
• Base-36: 63CK7UW

Squares and roots of 13263191240

• 13263191240 squared (13263191240²) is 175912241868812737600
• 13263191240 cubed (13263191240³) is 2333157705363198330536738624000
• The square root of 13263191240 is 115165.9291630993
• The cube root of 13263191240 is 2367.0967577365

Scales and comparisons

• 13,263,191,240 seconds is equal to 421 years, 37 weeks, 6 days, 3 hours, 47 minutes, 20 seconds.
• To count from 1 to 13,263,191,240 would take you about eight hundred forty-three 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 13263191240 cubic inches would be around 197.3 feet tall.

Recreational maths with 13263191240

• 13263191240 backwards is 04219136231
• The number of decimal digits it has is: 11
• The sum of 13263191240's digits is 32
• More coming soon!