Base | Representation |
---|---|
bin | 1010011011111… |
… | …01101000100100 |
3 | 20002201211002102 |
4 | 11031331220210 |
5 | 134402441104 |
6 | 12404231232 |
7 | 2112063221 |
oct | 515755044 |
9 | 202654072 |
10 | 87546404 |
11 | 45465a00 |
12 | 2539b518 |
13 | 151a320a |
14 | b8ac948 |
15 | 7a44a1e |
hex | 537da24 |
87546404 has 36 divisors (see below), whose sum is σ = 169266972. Its totient is φ = 39589440.
The previous prime is 87546401. The next prime is 87546427. The reversal of 87546404 is 40464578.
It can be written as a sum of positive squares in 2 ways, for example, as 17656804 + 69889600 = 4202^2 + 8360^2 .
It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (87546401) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 133742 + ... + 134394.
Almost surely, 287546404 is an apocalyptic number.
It is an amenable number.
87546404 is a deficient number, since it is larger than the sum of its proper divisors (81720568).
87546404 is a wasteful number, since it uses less digits than its factorization.
87546404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 956 (or 943 counting only the distinct ones).
The product of its (nonzero) digits is 107520, while the sum is 38.
The square root of 87546404 is about 9356.6235362977. The cubic root of 87546404 is about 444.0304675681.
The spelling of 87546404 in words is "eighty-seven million, five hundred forty-six thousand, four hundred four".
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