13799940

Names of 13799940

• Cardinal: 13799940 can be written as Thirteen million, seven hundred ninety-nine thousand, nine hundred forty.

Scientific notation

• Scientific notation: 1.379994 × 10⁷

Factors of 13799940

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 160

Divisors of 13799940

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 10 11 12 14 15 20 21 22 28 29 30 33 35 42 44 55 58 60 66 70 77 84 87 103 105 110 116 132 140 145 154 165 174 203 206 210 220 231 290 308 309 319 330 348 385 406 412 420 435 462 515 580 609 618 638 660 721 770 812 870 924 957 1015 1030 1133 1155 1218 1236 1276 1442 1540 1545 1595 1740 1914 2030 2060 2163 2233 2266 2310 2436 2884 2987 3045 3090 3190 3399 3605 3828 4060 4326 4466 4532 4620 4785 5665 5974 6090 6180 6380 6699 6798 7210 7931 8652 8932 8961 9570 10815 11165 11330 11948 12180 13398 13596 14420 14935 15862 16995 17922 19140 20909 21630 22330 22660 23793 26796 29870 31724 32857 33495 33990 35844 39655 41818 43260 44660 44805 47586 59740 62727 65714 66990 67980 79310 83636 89610 95172 98571 104545 118965 125454 131428 133980 158620 164285 179220 197142 209090 229999 237930 250908 313635 328570 394284 418180 459998 475860 492855 627270 657140 689997 919996 985710 1149995 1254540 1379994 1971420 2299990 2759988 3449985 4599980 6899970 13799940
• Sum of all divisors σ(n): 50319360
• Sum of proper divisors (its aliquot sum) s(n): 36519420
• 13799940 is an abundant number, because the sum of its proper divisors (36519420) is greater than itself. Its abundance is 22719480

Bases of 13799940

• Binary: 110100101001001000000100₂
• Hexadecimal: 0xD29204
• Base-36: 87S3O

Squares and roots of 13799940

• 13799940 squared (13799940²) is 190438344003600
• 13799940 cubed (13799940³) is 2628037720949039784000
• The square root of 13799940 is 3714.8270484641
• The cube root of 13799940 is 239.8606830327

Scales and comparisons

• 13,799,940 seconds is equal to 22 weeks, 5 days, 17 hours, 19 minutes.
• To count from 1 to 13,799,940 would take you about thirty-four weeks!

  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 13799940 cubic inches would be around 20 feet tall.

Recreational maths with 13799940

• 13799940 backwards is 04999731
• 13799940 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13799940's digits is 42
• More coming soon!