42949764

Names of 42949764

• Cardinal: 42949764 can be written as Forty-two million, nine hundred forty-nine thousand, seven hundred sixty-four.

Scientific notation

• Scientific notation: 4.2949764 × 10⁷

Factors of 42949764

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 132

Divisors of 42949764

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 6 9 11 12 13 18 22 26 27 33 36 39 44 52 54 66 78 81 99 103 108 117 132 143 156 162 198 206 234 243 286 297 309 324 351 396 412 429 468 486 572 594 618 702 729 858 891 927 972 1053 1133 1188 1236 1287 1339 1404 1458 1716 1782 1854 2106 2266 2574 2673 2678 2781 2916 3159 3399 3564 3708 3861 4017 4212 4532 5148 5346 5356 5562 6318 6798 7722 8019 8034 8343 9477 10197 10692 11124 11583 12051 12636 13596 14729 15444 16038 16068 16686 18954 20394 23166 24102 25029 29458 30591 32076 33372 34749 36153 37908 40788 44187 46332 48204 50058 58916 61182 69498 72306 75087 88374 91773 100116 104247 108459 122364 132561 138996 144612 150174 176748 183546 208494 216918 265122 275319 300348 325377 367092 397683 416988 433836 530244 550638 650754 795366 825957 976131 1101276 1193049 1301508 1590732 1651914 1952262 2386098 3303828 3579147 3904524 4772196 7158294 10737441 14316588 21474882 42949764
• Sum of all divisors σ(n): 133678272
• Sum of proper divisors (its aliquot sum) s(n): 90728508
• 42949764 is an abundant number, because the sum of its proper divisors (90728508) is greater than itself. Its abundance is 47778744

Bases of 42949764

• Binary: 10100011110101110010000100₂
• Hexadecimal: 0x28F5C84
• Base-36: PKK90

Squares and roots of 42949764

• 42949764 squared (42949764²) is 1844682227655696
• 42949764 cubed (42949764³) is 79228666332806416455744
• The square root of 42949764 is 6553.6069457971
• The cube root of 42949764 is 350.2033213199

Scales and comparisons

• 42,949,764 seconds is equal to 1 year, 19 weeks, 2 hours, 29 minutes, 24 seconds.
• To count from 1 to 42,949,764 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 42949764 cubic inches would be around 29.2 feet tall.

Recreational maths with 42949764

• 42949764 backwards is 46794924
• The number of decimal digits it has is: 8
• The sum of 42949764's digits is 45
• More coming soon!