Base | Representation |
---|---|
bin | 1010000011101… |
… | …0010101110001 |
3 | 2221101001211100 |
4 | 2200322111301 |
5 | 41244311001 |
6 | 4104035013 |
7 | 1021353411 |
oct | 240722561 |
9 | 87331740 |
10 | 42182001 |
11 | 218a0a64 |
12 | 12162a69 |
13 | 897ba84 |
14 | 5860641 |
15 | 3a83586 |
hex | 283a571 |
42182001 has 12 divisors (see below), whose sum is σ = 61335040. Its totient is φ = 27934200.
The previous prime is 42181973. The next prime is 42182003. The reversal of 42182001 is 10028124.
It is not a de Polignac number, because 42182001 - 25 = 42181969 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42182003) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14161 + ... + 16878.
Almost surely, 242182001 is an apocalyptic number.
It is an amenable number.
42182001 is a deficient number, since it is larger than the sum of its proper divisors (19153039).
42182001 is a wasteful number, since it uses less digits than its factorization.
42182001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31196 (or 31193 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
The square root of 42182001 is about 6494.7672013707. The cubic root of 42182001 is about 348.1040364729.
The spelling of 42182001 in words is "forty-two million, one hundred eighty-two thousand, one".
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