Base | Representation |
---|---|
bin | 101111011001011… |
… | …110010111100010 |
3 | 2001102022201010020 |
4 | 233121132113202 |
5 | 3112033112023 |
6 | 210524014310 |
7 | 25464102105 |
oct | 5731362742 |
9 | 2042281106 |
10 | 795207138 |
11 | 378967990 |
12 | 1a2391396 |
13 | c899548b |
14 | 7787c73c |
15 | 49c2bde3 |
hex | 2f65e5e2 |
795207138 has 32 divisors (see below), whose sum is σ = 1752190272. Its totient is φ = 238584000.
The previous prime is 795207131. The next prime is 795207143. The reversal of 795207138 is 831702597.
It is a self number, because there is not a number n which added to its sum of digits gives 795207138.
It is not an unprimeable number, because it can be changed into a prime (795207131) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52981 + ... + 66312.
It is an arithmetic number, because the mean of its divisors is an integer number (54755946).
Almost surely, 2795207138 is an apocalyptic number.
795207138 is an abundant number, since it is smaller than the sum of its proper divisors (956983134).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
795207138 is a wasteful number, since it uses less digits than its factorization.
795207138 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 119410.
The product of its (nonzero) digits is 105840, while the sum is 42.
The square root of 795207138 is about 28199.4173344060. The cubic root of 795207138 is about 926.4601775536.
The spelling of 795207138 in words is "seven hundred ninety-five million, two hundred seven thousand, one hundred thirty-eight".
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