40379904

Names of 40379904

• Cardinal: 40379904 can be written as Forty million, three hundred seventy-nine thousand, nine hundred four.

Scientific notation

• Scientific notation: 4.0379904 × 10⁷

Factors of 40379904

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 155

Divisors of 40379904

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 23 24 27 32 36 46 48 54 64 69 72 92 96 108 127 128 138 144 184 192 207 216 254 256 276 288 368 381 384 414 432 508 512 552 576 621 736 762 768 828 864 1016 1104 1143 1152 1242 1472 1524 1536 1656 1728 2032 2208 2286 2304 2484 2921 2944 3048 3312 3429 3456 4064 4416 4572 4608 4968 5842 5888 6096 6624 6858 6912 8128 8763 8832 9144 9936 11684 11776 12192 13248 13716 13824 16256 17526 17664 18288 19872 23368 24384 26289 26496 27432 32512 35052 35328 36576 39744 46736 48768 52578 52992 54864 65024 70104 73152 78867 79488 93472 97536 105156 105984 109728 140208 146304 157734 158976 186944 195072 210312 219456 280416 292608 315468 317952 373888 420624 438912 560832 585216 630936 747776 841248 877824 1121664 1261872 1495552 1682496 1755648 2243328 2523744 3364992 4486656 5047488 6729984 10094976 13459968 20189952 40379904
• Sum of all divisors σ(n): 125706240
• Sum of proper divisors (its aliquot sum) s(n): 85326336
• 40379904 is an abundant number, because the sum of its proper divisors (85326336) is greater than itself. Its abundance is 44946432

Bases of 40379904

• Binary: 10011010000010011000000000₂
• Hexadecimal: 0x2682600
• Base-36: O1HC0

Squares and roots of 40379904

• 40379904 squared (40379904²) is 1630536647049216
• 40379904 cubed (40379904³) is 65840913276329225355264
• The square root of 40379904 is 6354.5183924509
• The cube root of 40379904 is 343.0744907587

Scales and comparisons

• 40,379,904 seconds is equal to 1 year, 14 weeks, 5 days, 8 hours, 38 minutes, 24 seconds.
• To count from 1 to 40,379,904 would take you about forty-eight 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 40379904 cubic inches would be around 28.6 feet tall.

Recreational maths with 40379904

• 40379904 backwards is 40997304
• 40379904 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 40379904's digits is 36
• More coming soon!