401428692

Names of 401428692

• Cardinal: 401428692 can be written as Four hundred one million, four hundred twenty-eight thousand, six hundred ninety-two.

Scientific notation

• Scientific notation: 4.01428692 × 10⁸

Factors of 401428692

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 33952

Divisors of 401428692

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 28 36 42 47 63 84 94 126 141 188 252 282 329 423 564 658 846 987 1316 1692 1974 2961 3948 5922 11844 33893 67786 101679 135572 203358 237251 305037 406716 474502 610074 711753 949004 1220148 1423506 1592971 2135259 2847012 3185942 4270518 4778913 6371884 8541036 9557826 11150797 14336739 19115652 22301594 28673478 33452391 44603188 57346956 66904782 100357173 133809564 200714346 401428692
• Sum of all divisors σ(n): 1184391936
• Sum of proper divisors (its aliquot sum) s(n): 782963244
• 401428692 is an abundant number, because the sum of its proper divisors (782963244) is greater than itself. Its abundance is 381534552

Bases of 401428692

• Binary: 10111111011010101000011010100₂
• Hexadecimal: 0x17ED50D4
• Base-36: 6N00D0

Squares and roots of 401428692

• 401428692 squared (401428692²) is 161144994760830864
• 401428692 cubed (401428692³) is 64688224469187186568749888
• The square root of 401428692 is 20035.6854636921
• The cube root of 401428692 is 737.6824817809

Scales and comparisons

• 401,428,692 seconds is equal to 12 years, 39 weeks, 5 days, 3 hours, 58 minutes, 12 seconds.
• To count from 1 to 401,428,692 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 401428692 cubic inches would be around 61.5 feet tall.

Recreational maths with 401428692

• 401428692 backwards is 296824104
• 401428692 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 401428692's digits is 36
• More coming soon!