Base | Representation |
---|---|
bin | 1010011000101… |
… | …00000000101110 |
3 | 20001220211122002 |
4 | 11030110000232 |
5 | 134300120044 |
6 | 12351052302 |
7 | 2105312006 |
oct | 514240056 |
9 | 201824562 |
10 | 87113774 |
11 | 4519a960 |
12 | 25211092 |
13 | 15081317 |
14 | b7d9006 |
15 | 79ab74e |
hex | 531402e |
87113774 has 16 divisors (see below), whose sum is σ = 144357120. Its totient is φ = 39095160.
The previous prime is 87113771. The next prime is 87113783. The reversal of 87113774 is 47731178.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87113771) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23324 + ... + 26799.
It is an arithmetic number, because the mean of its divisors is an integer number (9022320).
Almost surely, 287113774 is an apocalyptic number.
87113774 is a deficient number, since it is larger than the sum of its proper divisors (57243346).
87113774 is a wasteful number, since it uses less digits than its factorization.
87113774 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50215.
The product of its digits is 32928, while the sum is 38.
The square root of 87113774 is about 9333.4759870051. The cubic root of 87113774 is about 443.2978343571.
The spelling of 87113774 in words is "eighty-seven million, one hundred thirteen thousand, seven hundred seventy-four".
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