Base | Representation |
---|---|
bin | 1010011000010… |
… | …10100000010010 |
3 | 20001211212012212 |
4 | 11030022200102 |
5 | 134242343314 |
6 | 12350152122 |
7 | 2105060330 |
oct | 514124022 |
9 | 201755185 |
10 | 87074834 |
11 | 45173680 |
12 | 251b2642 |
13 | 15069692 |
14 | b7c8b50 |
15 | 799ee3e |
hex | 530a812 |
87074834 has 32 divisors (see below), whose sum is σ = 171417600. Its totient is φ = 32138640.
The previous prime is 87074831. The next prime is 87074837. The reversal of 87074834 is 43847078.
It is an interprime number because it is at equal distance from previous prime (87074831) and next prime (87074837).
It is a super-2 number, since 2×870748342 = 15164053432255112, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 87074791 and 87074800.
It is not an unprimeable number, because it can be changed into a prime (87074831) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11954 + ... + 17805.
It is an arithmetic number, because the mean of its divisors is an integer number (5356800).
Almost surely, 287074834 is an apocalyptic number.
87074834 is a deficient number, since it is larger than the sum of its proper divisors (84342766).
87074834 is a wasteful number, since it uses less digits than its factorization.
87074834 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29798.
The product of its (nonzero) digits is 150528, while the sum is 41.
The square root of 87074834 is about 9331.3897142923. The cubic root of 87074834 is about 443.2317728930.
The spelling of 87074834 in words is "eighty-seven million, seventy-four thousand, eight hundred thirty-four".
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