Base | Representation |
---|---|
bin | 110000001010110… |
… | …011000101001110 |
3 | 2002022122121121102 |
4 | 300022303011032 |
5 | 3123340341123 |
6 | 212105103102 |
7 | 26012023442 |
oct | 6012630516 |
9 | 2068577542 |
10 | 808137038 |
11 | 385199355 |
12 | 1a6787a92 |
13 | cb5717c7 |
14 | 79486822 |
15 | 4ae33028 |
hex | 302b314e |
808137038 has 4 divisors (see below), whose sum is σ = 1212205560. Its totient is φ = 404068518.
The previous prime is 808137037. The next prime is 808137067. The reversal of 808137038 is 830731808.
It is a semiprime because it is the product of two primes.
It is a junction number, because it is equal to n+sod(n) for n = 808136992 and 808137010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (808137037) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202034258 + ... + 202034261.
It is an arithmetic number, because the mean of its divisors is an integer number (303051390).
Almost surely, 2808137038 is an apocalyptic number.
808137038 is a deficient number, since it is larger than the sum of its proper divisors (404068522).
808137038 is a wasteful number, since it uses less digits than its factorization.
808137038 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 404068521.
The product of its (nonzero) digits is 32256, while the sum is 38.
The square root of 808137038 is about 28427.7511949152. The cubic root of 808137038 is about 931.4545542995.
The spelling of 808137038 in words is "eight hundred eight million, one hundred thirty-seven thousand, thirty-eight".
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