30417920

Names of 30417920

• Cardinal: 30417920 can be written as Thirty million, four hundred seventeen thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 3.041792 × 10⁷

Factors of 30417920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 477

Divisors of 30417920

• Number of divisors d(n): 88
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 40 52 64 65 80 104 128 130 160 208 256 260 320 416 457 512 520 640 832 914 1024 1040 1280 1664 1828 2080 2285 2560 3328 3656 4160 4570 5120 5941 6656 7312 8320 9140 11882 13312 14624 16640 18280 23764 29248 29705 33280 36560 47528 58496 59410 66560 73120 95056 116992 118820 146240 190112 233984 237640 292480 380224 467968 475280 584960 760448 950560 1169920 1520896 1901120 2339840 3041792 3802240 6083584 7604480 15208960 30417920
• Sum of all divisors σ(n): 78752184
• Sum of proper divisors (its aliquot sum) s(n): 48334264
• 30417920 is an abundant number, because the sum of its proper divisors (48334264) is greater than itself. Its abundance is 17916344

Bases of 30417920

• Binary: 1110100000010010000000000₂
• Hexadecimal: 0x1D02400
• Base-36: I3YM8

Squares and roots of 30417920

• 30417920 squared (30417920²) is 925249857126400
• 30417920 cubed (30417920³) is 28144176134082265088000
• The square root of 30417920 is 5515.2443282231
• The cube root of 30417920 is 312.1594626445

Scales and comparisons

• 30,417,920 seconds is equal to 50 weeks, 2 days, 1 hour, 25 minutes, 20 seconds.
• To count from 1 to 30,417,920 would take you about twenty-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 30417920 cubic inches would be around 26 feet tall.

Recreational maths with 30417920

• 30417920 backwards is 02971403
• 30417920 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30417920's digits is 26
• More coming soon!