13393920

Names of 13393920

• Cardinal: 13393920 can be written as Thirteen million, three hundred ninety-three thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.339392 × 10⁷

Factors of 13393920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 119

Divisors of 13393920

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 109 120 128 160 192 218 240 256 320 327 384 436 480 512 545 640 654 768 872 960 1024 1090 1280 1308 1536 1635 1744 1920 2048 2180 2560 2616 3072 3270 3488 3840 4096 4360 5120 5232 6144 6540 6976 7680 8192 8720 10240 10464 12288 13080 13952 15360 17440 20480 20928 24576 26160 27904 30720 34880 40960 41856 52320 55808 61440 69760 83712 104640 111616 122880 139520 167424 209280 223232 279040 334848 418560 446464 558080 669696 837120 892928 1116160 1339392 1674240 2232320 2678784 3348480 4464640 6696960 13393920
• Sum of all divisors σ(n): 43251120
• Sum of proper divisors (its aliquot sum) s(n): 29857200
• 13393920 is an abundant number, because the sum of its proper divisors (29857200) is greater than itself. Its abundance is 16463280

Bases of 13393920

• Binary: 110011000110000000000000₂
• Hexadecimal: 0xCC6000
• Base-36: 7Z2TC

Squares and roots of 13393920

• 13393920 squared (13393920²) is 179397092966400
• 13393920 cubed (13393920³) is 2402830311424524288000
• The square root of 13393920 is 3659.7704846069
• The cube root of 13393920 is 237.4848448317

Scales and comparisons

• 13,393,920 seconds is equal to 22 weeks, 1 day, 32 minutes.
• To count from 1 to 13,393,920 would take you about thirty-three 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 13393920 cubic inches would be around 19.8 feet tall.

Recreational maths with 13393920

• 13393920 backwards is 02939331
• 13393920 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13393920's digits is 30
• More coming soon!