Base | Representation |
---|---|
bin | 1010011000000… |
… | …10100011100010 |
3 | 20001210012112221 |
4 | 11030002203202 |
5 | 134240323044 |
6 | 12345341254 |
7 | 2104563364 |
oct | 514024342 |
9 | 201705487 |
10 | 87042274 |
11 | 45151170 |
12 | 2519782a |
13 | 15057907 |
14 | b7bad34 |
15 | 7995484 |
hex | 53028e2 |
87042274 has 16 divisors (see below), whose sum is σ = 142593696. Its totient is φ = 39520000.
The previous prime is 87042269. The next prime is 87042299. The reversal of 87042274 is 47224078.
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, 25149 + ... + 28399.
It is an arithmetic number, because the mean of its divisors is an integer number (8912106).
Almost surely, 287042274 is an apocalyptic number.
87042274 is a deficient number, since it is larger than the sum of its proper divisors (55551422).
87042274 is a wasteful number, since it uses less digits than its factorization.
87042274 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4481.
The product of its (nonzero) digits is 25088, while the sum is 34.
The square root of 87042274 is about 9329.6449021386. The cubic root of 87042274 is about 443.1765199378.
The spelling of 87042274 in words is "eighty-seven million, forty-two thousand, two hundred seventy-four".
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