398720461132

Names of 398720461132

• Cardinal: 398720461132 can be written as Three hundred ninety-eight billion, seven hundred twenty million, four hundred sixty-one thousand, one hundred thirty-two.

Scientific notation

• Scientific notation: 3.98720461132 × 10¹¹

Factors of 398720461132

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2375

Divisors of 398720461132

• Number of divisors d(n): 126
• Complete list of divisors:
  1 2 4 7 14 19 28 38 49 76 98 133 196 266 343 361 532 686 722 931 1372 1444 1862 2347 2401 2527 3724 4694 4802 5054 6517 9388 9604 10108 13034 16429 16807 17689 26068 32858 33614 35378 44593 45619 65716 67228 70756 89186 91238 115003 117649 123823 178372 182476 230006 235298 247646 312151 319333 460012 470596 495292 624302 638666 805021 847267 866761 1248604 1277332 1610042 1694534 1733522 2185057 2235331 3220084 3389068 3467044 4370114 4470662 5635147 5930869 6067327 8740228 8941324 11270294 11861738 12134654 15295399 22540588 23723476 24269308 30590798 39446029 41516083 42471289 61181596 78892058 83032166 84942578 107067793 157784116 166064332 169885156 214135586 276122203 290612581 428271172 552244406 581225162 749474551 1104488812 1162450324 1498949102 2034288067 2997898204 4068576134 5246321857 8137152268 10492643714 14240016469 20985287428 28480032938 56960065876 99680115283 199360230566 398720461132
• Sum of all divisors σ(n): 859519255812
• Sum of proper divisors (its aliquot sum) s(n): 460798794680
• 398720461132 is an abundant number, because the sum of its proper divisors (460798794680) is greater than itself. Its abundance is 62078333548

Bases of 398720461132

• Binary: 101110011010101100101110110100101001100₂
• Hexadecimal: 0x5CD597694C
• Base-36: 5363V8SS

Squares and roots of 398720461132

• 398720461132 squared (398720461132²) is 158978006125314722721424
• 398720461132 cubed (398720461132³) is 63387783912131406822114895255691968
• The square root of 398720461132 is 631443.1574829201
• The cube root of 398720461132 is 7360.1981693601

Scales and comparisons

• 398,720,461,132 seconds is equal to 12,678 years, 4 weeks, 3 hours, 38 minutes, 52 seconds.
• To count from 1 to 398,720,461,132 would take you about twenty-five thousand, three hundred fifty-six 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 398720461132 cubic inches would be around 613.3 feet tall.

Recreational maths with 398720461132

• 398720461132 backwards is 231164027893
• The number of decimal digits it has is: 12
• The sum of 398720461132's digits is 46
• More coming soon!