38394216

Names of 38394216

• Cardinal: 38394216 can be written as Thirty-eight million, three hundred ninety-four thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 3.8394216 × 10⁷

Factors of 38394216

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 458

Divisors of 38394216

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 42 54 56 63 67 72 84 108 126 134 168 189 201 216 252 268 378 379 402 469 504 536 603 756 758 804 938 1137 1206 1407 1512 1516 1608 1809 1876 2274 2412 2653 2814 3032 3411 3618 3752 4221 4548 4824 5306 5628 6822 7236 7959 8442 9096 10233 10612 11256 12663 13644 14472 15918 16884 20466 21224 23877 25326 25393 27288 31836 33768 40932 47754 50652 50786 63672 71631 76179 81864 95508 101304 101572 143262 152358 177751 191016 203144 228537 286524 304716 355502 457074 533253 573048 609432 685611 711004 914148 1066506 1371222 1422008 1599759 1828296 2133012 2742444 3199518 4266024 4799277 5484888 6399036 9598554 12798072 19197108 38394216
• Sum of all divisors σ(n): 124032000
• Sum of proper divisors (its aliquot sum) s(n): 85637784
• 38394216 is an abundant number, because the sum of its proper divisors (85637784) is greater than itself. Its abundance is 47243568

Bases of 38394216

• Binary: 10010010011101100101101000₂
• Hexadecimal: 0x249D968
• Base-36: MUX60

Squares and roots of 38394216

• 38394216 squared (38394216²) is 1474115822254656
• 38394216 cubed (38394216³) is 56597521288662869469696
• The square root of 38394216 is 6196.3066418633
• The cube root of 38394216 is 337.3561263305

Scales and comparisons

• 38,394,216 seconds is equal to 1 year, 11 weeks, 3 days, 9 hours, 3 minutes, 36 seconds.
• To count from 1 to 38,394,216 would take you about forty-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 38394216 cubic inches would be around 28.1 feet tall.

Recreational maths with 38394216

• 38394216 backwards is 61249383
• 38394216 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 38394216's digits is 36
• More coming soon!