Base | Representation |
---|---|
bin | 1010011001100… |
… | …01001011111110 |
3 | 20002010220120011 |
4 | 11030301023332 |
5 | 134312431103 |
6 | 12353413434 |
7 | 2106320266 |
oct | 514611376 |
9 | 202126504 |
10 | 87233278 |
11 | 45271720 |
12 | 2526a27a |
13 | 150c3832 |
14 | b82a7a6 |
15 | 79d1d6d |
hex | 53312fe |
87233278 has 16 divisors (see below), whose sum is σ = 143047296. Its totient is φ = 39567640.
The previous prime is 87233257. The next prime is 87233297.
87233278 is nontrivially palindromic in base 10.
It is a self number, because there is not a number n which added to its sum of digits gives 87233278.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7125 + ... + 15007.
It is an arithmetic number, because the mean of its divisors is an integer number (8940456).
Almost surely, 287233278 is an apocalyptic number.
87233278 is a deficient number, since it is larger than the sum of its proper divisors (55814018).
87233278 is a wasteful number, since it uses less digits than its factorization.
87233278 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8399.
The product of its digits is 112896, while the sum is 40.
The square root of 87233278 is about 9339.8756951043. The cubic root of 87233278 is about 443.5004493055.
The spelling of 87233278 in words is "eighty-seven million, two hundred thirty-three thousand, two hundred seventy-eight".
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