401022720

Names of 401022720

• Cardinal: 401022720 can be written as Four hundred one million, twenty-two thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 4.0102272 × 10⁸

Factors of 401022720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 4990

Divisors of 401022720

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 45 48 56 60 63 64 70 72 80 84 90 96 105 112 120 126 128 140 144 160 168 180 192 210 224 240 252 256 280 288 315 320 336 360 384 420 448 480 504 560 576 630 640 672 720 768 840 896 960 1008 1120 1152 1260 1280 1344 1440 1680 1792 1920 2016 2240 2304 2520 2688 2880 3360 3840 4032 4480 4973 5040 5376 5760 6720 8064 8960 9946 10080 11520 13440 14919 16128 19892 20160 24865 26880 29838 34811 39784 40320 44757 49730 59676 69622 74595 79568 80640 89514 99460 104433 119352 139244 149190 159136 174055 179028 198920 208866 223785 238704 278488 298380 313299 318272 348110 358056 397840 417732 447570 477408 522165 556976 596760 626598 636544 696220 716112 795680 835464 895140 954816 1044330 1113952 1193520 1253196 1273088 1392440 1432224 1566495 1591360 1670928 1790280 1909632 2088660 2227904 2387040 2506392 2784880 2864448 3132990 3182720 3341856 3580560 3819264 4177320 4455808 4774080 5012784 5569760 5728896 6265980 6365440 6683712 7161120 8354640 8911616 9548160 10025568 11139520 11457792 12531960 13367424 14322240 16709280 19096320 20051136 22279040 25063920 26734848 28644480 33418560 40102272 44558080 50127840 57288960 66837120 80204544 100255680 133674240 200511360 401022720
• Sum of all divisors σ(n): 1586029536
• Sum of proper divisors (its aliquot sum) s(n): 1185006816
• 401022720 is an abundant number, because the sum of its proper divisors (1185006816) is greater than itself. Its abundance is 783984096

Bases of 401022720

• Binary: 10111111001110001111100000000₂
• Hexadecimal: 0x17E71F00
• Base-36: 6MRB40

Squares and roots of 401022720

• 401022720 squared (401022720²) is 160819221956198400
• 401022720 cubed (401022720³) is 64492161817158403227648000
• The square root of 401022720 is 20025.5516777941
• The cube root of 401022720 is 737.4337207505

Scales and comparisons

• 401,022,720 seconds is equal to 12 years, 39 weeks, 11 hours, 12 minutes.
• To count from 1 to 401,022,720 would take you about nineteen 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 401022720 cubic inches would be around 61.5 feet tall.

Recreational maths with 401022720

• 401022720 backwards is 027220104
• 401022720 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 401022720's digits is 18
• More coming soon!