30929472

Names of 30929472

• Cardinal: 30929472 can be written as Thirty million, nine hundred twenty-nine thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 3.0929472 × 10⁷

Factors of 30929472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2569

Divisors of 30929472

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 64 72 84 96 108 112 126 144 168 189 192 216 224 252 288 336 378 432 448 504 576 672 756 864 1008 1344 1512 1728 2016 2557 3024 4032 5114 6048 7671 10228 12096 15342 17899 20456 23013 30684 35798 40912 46026 53697 61368 69039 71596 81824 92052 107394 122736 138078 143192 161091 163648 184104 214788 245472 276156 286384 322182 368208 429576 483273 490944 552312 572768 644364 736416 859152 966546 1104624 1145536 1288728 1472832 1718304 1933092 2209248 2577456 3436608 3866184 4418496 5154912 7732368 10309824 15464736 30929472
• Sum of all divisors σ(n): 103957120
• Sum of proper divisors (its aliquot sum) s(n): 73027648
• 30929472 is an abundant number, because the sum of its proper divisors (73027648) is greater than itself. Its abundance is 42098176

Bases of 30929472

• Binary: 1110101111111001001000000₂
• Hexadecimal: 0x1D7F240
• Base-36: IEXC0

Squares and roots of 30929472

• 30929472 squared (30929472²) is 956632238198784
• 30929472 cubed (30929472³) is 29588130025666620162048
• The square root of 30929472 is 5561.4271549667
• The cube root of 30929472 is 313.8996528443

Scales and comparisons

• 30,929,472 seconds is equal to 51 weeks, 23 hours, 31 minutes, 12 seconds.
• To count from 1 to 30,929,472 would take you about twenty-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 30929472 cubic inches would be around 26.2 feet tall.

Recreational maths with 30929472

• 30929472 backwards is 27492903
• 30929472 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30929472's digits is 36
• More coming soon!