Base | Representation |
---|---|
bin | 1010011110110… |
… | …10000101010010 |
3 | 20010110001112020 |
4 | 11033122011102 |
5 | 140002100244 |
6 | 12420312310 |
7 | 2115231216 |
oct | 517320522 |
9 | 203401466 |
10 | 87925074 |
11 | 456a4456 |
12 | 25542696 |
13 | 152a6693 |
14 | b96a946 |
15 | 7abbd19 |
hex | 53da152 |
87925074 has 32 divisors (see below), whose sum is σ = 181790784. Its totient is φ = 28331520.
The previous prime is 87925073. The next prime is 87925081. The reversal of 87925074 is 47052978.
It is not an unprimeable number, because it can be changed into a prime (87925073) 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 in 15 ways as a sum of consecutive naturals, for example, 26217 + ... + 29379.
It is an arithmetic number, because the mean of its divisors is an integer number (5680962).
Almost surely, 287925074 is an apocalyptic number.
87925074 is an abundant number, since it is smaller than the sum of its proper divisors (93865710).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87925074 is a wasteful number, since it uses less digits than its factorization.
87925074 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3322.
The product of its (nonzero) digits is 141120, while the sum is 42.
The square root of 87925074 is about 9376.8371000034. The cubic root of 87925074 is about 444.6697444418.
The spelling of 87925074 in words is "eighty-seven million, nine hundred twenty-five thousand, seventy-four".
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