Base | Representation |
---|---|
bin | 1010000011010… |
… | …1101100101001 |
3 | 2221100002202001 |
4 | 2200311230221 |
5 | 41243203420 |
6 | 4103411001 |
7 | 1021244104 |
oct | 240655451 |
9 | 87302661 |
10 | 42162985 |
11 | 21888747 |
12 | 12153a61 |
13 | 8973217 |
14 | 585773b |
15 | 3a7cb0a |
hex | 2835b29 |
42162985 has 8 divisors (see below), whose sum is σ = 50633856. Its totient is φ = 33704880.
The previous prime is 42162971. The next prime is 42162997. The reversal of 42162985 is 58926124.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 42162985 - 213 = 42154793 is a prime.
It is a super-2 number, since 2×421629852 = 3555434608220450, which contains 22 as substring.
It is a Duffinian 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, 7102 + ... + 11608.
It is an arithmetic number, because the mean of its divisors is an integer number (6329232).
Almost surely, 242162985 is an apocalyptic number.
It is an amenable number.
42162985 is a deficient number, since it is larger than the sum of its proper divisors (8470871).
42162985 is a wasteful number, since it uses less digits than its factorization.
42162985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6383.
The product of its digits is 34560, while the sum is 37.
The square root of 42162985 is about 6493.3030885675. The cubic root of 42162985 is about 348.0517192036.
The spelling of 42162985 in words is "forty-two million, one hundred sixty-two thousand, nine hundred eighty-five".
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