42992640

Names of 42992640

• Cardinal: 42992640 can be written as Forty-two million, nine hundred ninety-two thousand, six hundred forty.

Scientific notation

• Scientific notation: 4.299264 × 10⁷

Factors of 42992640

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 321

Divisors of 42992640

• Number of divisors d(n): 176
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 90 96 108 120 128 135 144 160 180 192 216 240 256 270 288 311 320 360 384 432 480 512 540 576 622 640 720 768 864 933 960 1024 1080 1152 1244 1280 1440 1536 1555 1728 1866 1920 2160 2304 2488 2560 2799 2880 3072 3110 3456 3732 3840 4320 4608 4665 4976 5120 5598 5760 6220 6912 7464 7680 8397 8640 9216 9330 9952 11196 11520 12440 13824 13995 14928 15360 16794 17280 18660 19904 22392 23040 24880 27648 27990 29856 33588 34560 37320 39808 41985 44784 46080 49760 55980 59712 67176 69120 74640 79616 83970 89568 99520 111960 119424 134352 138240 149280 159232 167940 179136 199040 223920 238848 268704 298560 318464 335880 358272 398080 447840 477696 537408 597120 671760 716544 796160 895680 955392 1074816 1194240 1343520 1433088 1592320 1791360 2149632 2388480 2687040 2866176 3582720 4299264 4776960 5374080 7165440 8598528 10748160 14330880 21496320 42992640
• Sum of all divisors σ(n): 153279360
• Sum of proper divisors (its aliquot sum) s(n): 110286720
• 42992640 is an abundant number, because the sum of its proper divisors (110286720) is greater than itself. Its abundance is 67294080

Bases of 42992640

• Binary: 10100100000000010000000000₂
• Hexadecimal: 0x2900400
• Base-36: PLHC0

Squares and roots of 42992640

• 42992640 squared (42992640²) is 1848367094169600
• 42992640 cubed (42992640³) is 79466181067479711744000
• The square root of 42992640 is 6556.8773055473
• The cube root of 42992640 is 350.3198165185

Scales and comparisons

• 42,992,640 seconds is equal to 1 year, 19 weeks, 14 hours, 24 minutes.
• To count from 1 to 42,992,640 would take you about two years!

  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 42992640 cubic inches would be around 29.2 feet tall.

Recreational maths with 42992640

• 42992640 backwards is 04629924
• 42992640 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 42992640's digits is 36
• More coming soon!