400399030656

Names of 400399030656

• Cardinal: 400399030656 can be written as Four hundred billion, three hundred ninety-nine million, thirty thousand, six hundred fifty-six.

Scientific notation

• Scientific notation: 4.00399030656 × 10¹¹

Factors of 400399030656

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 46

Divisors of 400399030656

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 41 48 54 64 72 82 96 108 123 128 144 164 192 216 246 288 328 369 384 432 492 576 656 738 864 984 1107 1152 1312 1476 1681 1728 1968 2214 2624 2952 3362 3456 3936 4428 5043 5248 5904 6724 7872 8856 10086 11808 13448 15129 15744 17712 20172 23616 26896 30258 35424 40344 45387 47232 53792 60516 68921 70848 80688 90774 107584 121032 137842 141696 161376 181548 206763 215168 242064 275684 322752 363096 413526 484128 551368 620289 645504 726192 827052 968256 1102736 1240578 1452384 1654104 1860867 1936512 2205472 2481156 2825761 2904768 3308208 3721734 4410944 4962312 5651522 5809536 6616416 7443468 8477283 8821888 9924624 11303044 13232832 14886936 16954566 19849248 22606088 25431849 26465664 29773872 33909132 39698496 45212176 50863698 59547744 67818264 76295547 79396992 90424352 101727396 115856201 119095488 135636528 152591094 180848704 203454792 231712402 238190976 271273056 305182188 347568603 361697408 406909584 463424804 542546112 610364376 695137206 813819168 926849608 1042705809 1085092224 1220728752 1390274412 1627638336 1853699216 2085411618 2441457504 2780548824 3128117427 3255276672 3707398432 4170823236 4882915008 5561097648 6256234854 7414796864 8341646472 9765830016 11122195296 12512469708 14829593728 16683292944 22244390592 25024939416 33366585888 44488781184 50049878832 66733171776 100099757664 133466343552 200199515328 400399030656
• Sum of all divisors σ(n): 1211276581200
• Sum of proper divisors (its aliquot sum) s(n): 810877550544
• 400399030656 is an abundant number, because the sum of its proper divisors (810877550544) is greater than itself. Its abundance is 410478519888

Bases of 400399030656

• Binary: 101110100111001101001000101100110000000₂
• Hexadecimal: 0x5D39A45980
• Base-36: 53XV8TC0

Squares and roots of 400399030656

• 400399030656 squared (400399030656²) is 160319383750264427790336
• 400399030656 cubed (400399030656³) is 64191725848973154870929042404540416
• The square root of 400399030656 is 632770.9148309521
• The cube root of 400399030656 is 7370.5122521975

Scales and comparisons

• 400,399,030,656 seconds is equal to 12,731 years, 23 weeks, 3 days, 57 minutes, 36 seconds.
• To count from 1 to 400,399,030,656 would take you about twenty-five thousand, four hundred sixty-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 400399030656 cubic inches would be around 614.2 feet tall.

Recreational maths with 400399030656

• 400399030656 backwards is 656030993004
• The number of decimal digits it has is: 12
• The sum of 400399030656's digits is 45
• More coming soon!