38468640

Names of 38468640

• Cardinal: 38468640 can be written as Thirty-eight million, four hundred sixty-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 3.846864 × 10⁷

Factors of 38468640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 124

Divisors of 38468640

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 56 60 70 80 84 96 105 107 112 120 140 160 168 210 214 224 240 280 321 336 420 428 480 535 560 642 672 749 840 856 1070 1120 1284 1498 1605 1680 1712 2140 2247 2568 2996 3210 3360 3424 3745 4280 4494 5136 5992 6420 7490 8560 8988 10272 11235 11449 11984 12840 14980 17120 17976 22470 22898 23968 25680 29960 34347 35952 44940 45796 51360 57245 59920 68694 71904 80143 89880 91592 114490 119840 137388 160286 171735 179760 183184 228980 240429 274776 320572 343470 359520 366368 400715 457960 480858 549552 641144 686940 801430 915920 961716 1099104 1202145 1282288 1373880 1602860 1831840 1923432 2404290 2564576 2747760 3205720 3846864 4808580 5495520 6411440 7693728 9617160 12822880 19234320 38468640
• Sum of all divisors σ(n): 139793472
• Sum of proper divisors (its aliquot sum) s(n): 101324832
• 38468640 is an abundant number, because the sum of its proper divisors (101324832) is greater than itself. Its abundance is 62856192

Bases of 38468640

• Binary: 10010010101111110000100000₂
• Hexadecimal: 0x24AFC20
• Base-36: MWILC

Squares and roots of 38468640

• 38468640 squared (38468640²) is 1479836263449600
• 38468640 cubed (38468640³) is 56927288477587820544000
• The square root of 38468640 is 6202.3092473691
• The cube root of 38468640 is 337.5739645847

Scales and comparisons

• 38,468,640 seconds is equal to 1 year, 11 weeks, 4 days, 5 hours, 44 minutes.
• To count from 1 to 38,468,640 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 38468640 cubic inches would be around 28.1 feet tall.

Recreational maths with 38468640

• 38468640 backwards is 04686483
• The number of decimal digits it has is: 8
• The sum of 38468640's digits is 39
• More coming soon!