Base | Representation |
---|---|
bin | 1010011001101… |
… | …11001110111110 |
3 | 20002012011112111 |
4 | 11030313032332 |
5 | 134314224141 |
6 | 12354124234 |
7 | 2106452431 |
oct | 514671676 |
9 | 202164474 |
10 | 87258046 |
11 | 45289297 |
12 | 2528067a |
13 | 15101ba5 |
14 | b835818 |
15 | 79d9381 |
hex | 53373be |
87258046 has 4 divisors (see below), whose sum is σ = 130887072. Its totient is φ = 43629022.
The previous prime is 87258029. The next prime is 87258049. The reversal of 87258046 is 64085278.
It is a semiprime because it is the product of two primes.
It is a super-2 number, since 2×872580462 = 15227933183476232, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87258049) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21814510 + ... + 21814513.
It is an arithmetic number, because the mean of its divisors is an integer number (32721768).
Almost surely, 287258046 is an apocalyptic number.
87258046 is a deficient number, since it is larger than the sum of its proper divisors (43629026).
87258046 is a wasteful number, since it uses less digits than its factorization.
87258046 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43629025.
The product of its (nonzero) digits is 107520, while the sum is 40.
The square root of 87258046 is about 9341.2015287114. The cubic root of 87258046 is about 443.5424194493.
The spelling of 87258046 in words is "eighty-seven million, two hundred fifty-eight thousand, forty-six".
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