Base | Representation |
---|---|
bin | 1010011000100… |
… | …11110010001110 |
3 | 20001220210100201 |
4 | 11030103302032 |
5 | 134300102341 |
6 | 12351044114 |
7 | 2105306212 |
oct | 514236216 |
9 | 201823321 |
10 | 87112846 |
11 | 4519a197 |
12 | 2521063a |
13 | 15080a82 |
14 | b7d8942 |
15 | 79ab331 |
hex | 5313c8e |
87112846 has 4 divisors (see below), whose sum is σ = 130669272. Its totient is φ = 43556422.
The previous prime is 87112841. The next prime is 87112859. The reversal of 87112846 is 64821178.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87112841) 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 as a sum of consecutive naturals, namely, 21778210 + ... + 21778213.
It is an arithmetic number, because the mean of its divisors is an integer number (32667318).
Almost surely, 287112846 is an apocalyptic number.
87112846 is a deficient number, since it is larger than the sum of its proper divisors (43556426).
87112846 is a wasteful number, since it uses less digits than its factorization.
87112846 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43556425.
The product of its digits is 21504, while the sum is 37.
The square root of 87112846 is about 9333.4262733468. The cubic root of 87112846 is about 443.2962602400.
The spelling of 87112846 in words is "eighty-seven million, one hundred twelve thousand, eight hundred forty-six".
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