Base | Representation |
---|---|
bin | 1010011000000… |
… | …10001010011110 |
3 | 20001210010100112 |
4 | 11030002022132 |
5 | 134240300140 |
6 | 12345330022 |
7 | 2104555613 |
oct | 514021236 |
9 | 201703315 |
10 | 87040670 |
11 | 4514aa42 |
12 | 25196912 |
13 | 15056c72 |
14 | b7ba50a |
15 | 7994c65 |
hex | 530229e |
87040670 has 8 divisors (see below), whose sum is σ = 156673224. Its totient is φ = 34816264.
The previous prime is 87040661. The next prime is 87040727. The reversal of 87040670 is 7604078.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4352024 + ... + 4352043.
It is an arithmetic number, because the mean of its divisors is an integer number (19584153).
Almost surely, 287040670 is an apocalyptic number.
87040670 is a deficient number, since it is larger than the sum of its proper divisors (69632554).
87040670 is a wasteful number, since it uses less digits than its factorization.
87040670 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8704074.
The product of its (nonzero) digits is 9408, while the sum is 32.
The square root of 87040670 is about 9329.5589391996. The cubic root of 87040670 is about 443.1737976609.
The spelling of 87040670 in words is "eighty-seven million, forty thousand, six hundred seventy".
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