421916390720

Names of 421916390720

• Cardinal: 421916390720 can be written as Four hundred twenty-one billion, nine hundred sixteen million, three hundred ninety thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 4.2191639072 × 10¹¹

Factors of 421916390720

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3319

Divisors of 421916390720

• Number of divisors d(n): 126
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 55 64 80 88 110 121 160 176 220 242 320 352 440 484 605 704 880 968 1210 1760 1936 2420 3301 3520 3872 4840 6602 7744 9680 13204 16505 19360 26408 33010 36311 38720 52816 66020 72622 105632 132040 145244 181555 211264 264080 290488 363110 399421 528160 580976 726220 798842 1056320 1161952 1452440 1597684 1997105 2323904 2904880 3195368 3994210 5809760 6390736 7988420 10896601 11619520 12781472 15976840 21793202 25562944 31953680 43586404 54483005 63907360 87172808 108966010 119862611 127814720 174345616 217932020 239725222 348691232 435864040 479450444 599313055 697382464 871728080 958900888 1198626110 1318488721 1743456160 1917801776 2397252220 2636977442 3486912320 3835603552 4794504440 5273954884 6592443605 7671207104 9589008880 10547909768 13184887210 19178017760 21095819536 26369774420 38356035520 42191639072 52739548840 84383278144 105479097680 210958195360 421916390720
• Sum of all divisors σ(n): 1104661569438
• Sum of proper divisors (its aliquot sum) s(n): 682745178718
• 421916390720 is an abundant number, because the sum of its proper divisors (682745178718) is greater than itself. Its abundance is 260828787998

Bases of 421916390720

• Binary: 110001000111100001011010011010101000000₂
• Hexadecimal: 0x623C2D3540
• Base-36: 5DTQ4IM8

Squares and roots of 421916390720

• 421916390720 squared (421916390720²) is 178013440758191702118400
• 421916390720 cubed (421916390720³) is 75106788424344783231648706101248000
• The square root of 421916390720 is 649550.9146479589
• The cube root of 421916390720 is 7500.2452703199

Scales and comparisons

• 421,916,390,720 seconds is equal to 13,415 years, 33 weeks, 13 hours, 25 minutes, 20 seconds.
• To count from 1 to 421,916,390,720 would take you about twenty-six thousand, eight hundred thirty-one 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 421916390720 cubic inches would be around 625 feet tall.

Recreational maths with 421916390720

• 421916390720 backwards is 027093619124
• 421916390720 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 421916390720's digits is 44
• More coming soon!