Base | Representation |
---|---|
bin | 1010011010111… |
… | …10100010110000 |
3 | 20002111100101211 |
4 | 11031132202300 |
5 | 134334402211 |
6 | 12401405504 |
7 | 2111023024 |
oct | 515364260 |
9 | 202440354 |
10 | 87419056 |
11 | 4538925a |
12 | 25339894 |
13 | 1515a26a |
14 | b878384 |
15 | 7a1be21 |
hex | 535e8b0 |
87419056 has 20 divisors (see below), whose sum is σ = 169674904. Its totient is φ = 43632000.
The previous prime is 87419047. The next prime is 87419063. The reversal of 87419056 is 65091478.
It is a super-2 number, since 2×874190562 = 15284182703862272, which contains 22 as substring.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 5071 + ... + 14161.
Almost surely, 287419056 is an apocalyptic number.
It is an amenable number.
87419056 is a deficient number, since it is larger than the sum of its proper divisors (82255848).
87419056 is a wasteful number, since it uses less digits than its factorization.
87419056 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9700 (or 9694 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 40.
The square root of 87419056 is about 9349.8158270631. The cubic root of 87419056 is about 443.8150624432.
The spelling of 87419056 in words is "eighty-seven million, four hundred nineteen thousand, fifty-six".
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