38768940

Names of 38768940

• Cardinal: 38768940 can be written as Thirty-eight million, seven hundred sixty-eight thousand, nine hundred forty.

Scientific notation

• Scientific notation: 3.876894 × 10⁷

Factors of 38768940

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1107

Divisors of 38768940

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 29 30 35 36 42 45 58 60 63 70 84 87 90 105 116 126 140 145 174 180 203 210 252 261 290 315 348 406 420 435 522 580 609 630 812 870 1015 1044 1061 1218 1260 1305 1740 1827 2030 2122 2436 2610 3045 3183 3654 4060 4244 5220 5305 6090 6366 7308 7427 9135 9549 10610 12180 12732 14854 15915 18270 19098 21220 22281 29708 30769 31830 36540 37135 38196 44562 47745 61538 63660 66843 74270 89124 92307 95490 111405 123076 133686 148540 153845 184614 190980 215383 222810 267372 276921 307690 334215 369228 430766 445620 461535 553842 615380 646149 668430 861532 923070 1076915 1107684 1292298 1336860 1384605 1846140 1938447 2153830 2584596 2769210 3230745 3876894 4307660 5538420 6461490 7753788 9692235 12922980 19384470 38768940
• Sum of all divisors σ(n): 139164480
• Sum of proper divisors (its aliquot sum) s(n): 100395540
• 38768940 is an abundant number, because the sum of its proper divisors (100395540) is greater than itself. Its abundance is 61626600

Bases of 38768940

• Binary: 10010011111001000100101100₂
• Hexadecimal: 0x24F912C
• Base-36: N2YB0

Squares and roots of 38768940

• 38768940 squared (38768940²) is 1503030708723600
• 38768940 cubed (38768940³) is 58270907364662724984000
• The square root of 38768940 is 6226.4709105559
• The cube root of 38768940 is 338.4500965353

Scales and comparisons

• 38,768,940 seconds is equal to 1 year, 12 weeks, 17 hours, 9 minutes.
• To count from 1 to 38,768,940 would take you about forty-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 38768940 cubic inches would be around 28.2 feet tall.

Recreational maths with 38768940

• 38768940 backwards is 04986783
• 38768940 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 38768940's digits is 45
• More coming soon!