Base | Representation |
---|---|
bin | 101000111100101001… |
… | …0011011000011000010 |
3 | 22101222021202010112222 |
4 | 1101321102123003002 |
5 | 2420042124442214 |
6 | 104221343251042 |
7 | 6232043344526 |
oct | 1217122330302 |
9 | 271867663488 |
10 | 87934218434 |
11 | 343246348a7 |
12 | 15060ba9a82 |
13 | 83a4b5551a |
14 | 43827dbd86 |
15 | 2449d2338e |
hex | 147949b0c2 |
87934218434 has 16 divisors (see below), whose sum is σ = 132241057920. Its totient is φ = 43853945520.
The previous prime is 87934218409. The next prime is 87934218451. The reversal of 87934218434 is 43481243978.
It is a happy 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, 2369744 + ... + 2406564.
It is an arithmetic number, because the mean of its divisors is an integer number (8265066120).
Almost surely, 287934218434 is an apocalyptic number.
87934218434 is a deficient number, since it is larger than the sum of its proper divisors (44306839486).
87934218434 is a wasteful number, since it uses less digits than its factorization.
87934218434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39865.
The product of its digits is 4644864, while the sum is 53.
The spelling of 87934218434 in words is "eighty-seven billion, nine hundred thirty-four million, two hundred eighteen thousand, four hundred thirty-four".
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