29956920

Names of 29956920

• Cardinal: 29956920 can be written as Twenty-nine million, nine hundred fifty-six thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.995692 × 10⁷

Factors of 29956920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1913

Divisors of 29956920

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 19 20 21 24 28 30 35 38 40 42 56 57 60 70 76 84 95 105 114 120 133 140 152 168 190 210 228 266 280 285 380 399 420 456 532 570 665 760 798 840 1064 1140 1330 1596 1877 1995 2280 2660 3192 3754 3990 5320 5631 7508 7980 9385 11262 13139 15016 15960 18770 22524 26278 28155 35663 37540 39417 45048 52556 56310 65695 71326 75080 78834 105112 106989 112620 131390 142652 157668 178315 197085 213978 225240 249641 262780 285304 315336 356630 394170 427956 499282 525560 534945 713260 748923 788340 855912 998564 1069890 1248205 1426520 1497846 1576680 1997128 2139780 2496410 2995692 3744615 4279560 4992820 5991384 7489230 9985640 14978460 29956920
• Sum of all divisors σ(n): 108172800
• Sum of proper divisors (its aliquot sum) s(n): 78215880
• 29956920 is an abundant number, because the sum of its proper divisors (78215880) is greater than itself. Its abundance is 48258960

Bases of 29956920

• Binary: 1110010010001101100111000₂
• Hexadecimal: 0x1C91B38
• Base-36: HU2WO

Squares and roots of 29956920

• 29956920 squared (29956920²) is 897417055886400
• 29956920 cubed (29956920³) is 26883850949824413888000
• The square root of 29956920 is 5473.2915142537
• The cube root of 29956920 is 310.5744464825

Scales and comparisons

• 29,956,920 seconds is equal to 49 weeks, 3 days, 17 hours, 22 minutes.
• To count from 1 to 29,956,920 would take you about twenty-two 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 29956920 cubic inches would be around 25.9 feet tall.

Recreational maths with 29956920

• 29956920 backwards is 02965992
• 29956920 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 29956920's digits is 42
• More coming soon!