40220640

Names of 40220640

• Cardinal: 40220640 can be written as Forty million, two hundred twenty thousand, six hundred forty.

Scientific notation

• Scientific notation: 4.022064 × 10⁷

Factors of 40220640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 111

Divisors of 40220640

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 30 31 32 34 36 40 45 48 51 53 60 62 68 72 80 85 90 93 96 102 106 120 124 136 144 153 155 159 160 170 180 186 204 212 240 248 255 265 272 279 288 306 310 318 340 360 372 408 424 465 477 480 496 510 527 530 544 558 612 620 636 680 720 744 765 795 816 848 901 930 954 992 1020 1054 1060 1116 1224 1240 1272 1360 1395 1440 1488 1530 1581 1590 1632 1643 1696 1802 1860 1908 2040 2108 2120 2232 2385 2448 2480 2544 2635 2703 2720 2790 2976 3060 3162 3180 3286 3604 3720 3816 4080 4216 4240 4464 4505 4743 4770 4896 4929 4960 5088 5270 5406 5580 6120 6324 6360 6572 7208 7440 7632 7905 8109 8160 8215 8432 8480 8928 9010 9486 9540 9858 10540 10812 11160 12240 12648 12720 13144 13515 14416 14787 14880 15264 15810 16218 16430 16864 18020 18972 19080 19716 21080 21624 22320 23715 24480 24645 25296 25440 26288 27030 27931 28832 29574 31620 32436 32860 36040 37944 38160 39432 40545 42160 43248 44640 47430 49290 50592 52576 54060 55862 59148 63240 64872 65720 72080 73935 75888 76320 78864 81090 83793 84320 86496 94860 98580 108120 111724 118296 126480 129744 131440 139655 144160 147870 151776 157728 162180 167586 189720 197160 216240 223448 236592 251379 252960 259488 262880 279310 295740 324360 335172 379440 394320 418965 432480 446896 473184 502758 558620 591480 648720 670344 758880 788640 837930 893792 1005516 1117240 1182960 1256895 1297440 1340688 1675860 2011032 2234480 2365920 2513790 2681376 3351720 4022064 4468960 5027580 6703440 8044128 10055160 13406880 20110320 40220640
• Sum of all divisors σ(n): 152845056
• Sum of proper divisors (its aliquot sum) s(n): 112624416
• 40220640 is an abundant number, because the sum of its proper divisors (112624416) is greater than itself. Its abundance is 72403776

Bases of 40220640

• Binary: 10011001011011011111100000₂
• Hexadecimal: 0x265B7E0
• Base-36: NY2G0

Squares and roots of 40220640

• 40220640 squared (40220640²) is 1617699882009600
• 40220640 cubed (40220640³) is 65064924582350598144000
• The square root of 40220640 is 6341.9744559563
• The cube root of 40220640 is 342.6228518387

Scales and comparisons

• 40,220,640 seconds is equal to 1 year, 14 weeks, 3 days, 12 hours, 24 minutes.
• To count from 1 to 40,220,640 would take you about forty-seven 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 40220640 cubic inches would be around 28.6 feet tall.

Recreational maths with 40220640

• 40220640 backwards is 04602204
• 40220640 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 40220640's digits is 18
• More coming soon!