13147191408

Names of 13147191408

• Cardinal: 13147191408 can be written as Thirteen billion, one hundred forty-seven million, one hundred ninety-one thousand, four hundred eight.

Scientific notation

• Scientific notation: 1.3147191408 × 10¹⁰

Factors of 13147191408

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 242

Divisors of 13147191408

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 39 48 52 61 78 104 122 156 163 169 183 208 244 312 326 338 366 488 489 507 624 652 676 732 793 976 978 1014 1304 1352 1464 1586 1956 2028 2119 2379 2608 2704 2928 3172 3912 4056 4238 4758 6344 6357 7824 8112 8476 9516 9943 10309 12688 12714 16952 19032 19886 20618 25428 26569 27547 29829 30927 33904 38064 39772 41236 50856 53138 55094 59658 61854 79544 79707 82472 82641 101712 106276 110188 119316 123708 129259 159088 159414 164944 165282 212552 220376 238632 247416 258518 318828 330564 345397 387777 425104 440752 477264 494832 517036 637656 661128 690794 775554 1034072 1036191 1275312 1322256 1381588 1551108 1620709 1680367 2068144 2072382 2763176 3102216 3241418 3360734 4144764 4490161 4862127 5041101 5526352 6204432 6482836 6721468 8289528 8980322 9724254 10082202 12965672 13442936 13470483 16579056 17960644 19448508 20164404 21069217 25931344 26885872 26940966 35921288 38897016 40328808 42138434 53881932 63207651 71842576 77794032 80657616 84276868 107763864 126415302 168553736 215527728 252830604 273899821 337107472 505661208 547799642 821699463 1011322416 1095599284 1643398926 2191198568 3286797852 4382397136 6573595704 13147191408
• Sum of all divisors σ(n): 37610764632
• Sum of proper divisors (its aliquot sum) s(n): 24463573224
• 13147191408 is an abundant number, because the sum of its proper divisors (24463573224) is greater than itself. Its abundance is 11316381816

Bases of 13147191408

• Binary: 1100001111101000100011100001110000₂
• Hexadecimal: 0x30FA23870
• Base-36: 61FHXTC

Squares and roots of 13147191408

• 13147191408 squared (13147191408²) is 172848641918589022464
• 13147191408 cubed (13147191408³) is 2272474179916542231621819789312
• The square root of 13147191408 is 114661.2027147807
• The cube root of 13147191408 is 2360.1756672839

Scales and comparisons

• 13,147,191,408 seconds is equal to 418 years, 2 weeks, 13 hours, 36 minutes, 48 seconds.
• To count from 1 to 13,147,191,408 would take you about eight hundred thirty-six 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 13147191408 cubic inches would be around 196.7 feet tall.

Recreational maths with 13147191408

• 13147191408 backwards is 80419174131
• 13147191408 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13147191408's digits is 39
• More coming soon!