Base | Representation |
---|---|
bin | 1010001010101… |
… | …0110011000011 |
3 | 2222020110200120 |
4 | 2202222303003 |
5 | 41404031002 |
6 | 4121551323 |
7 | 1025312346 |
oct | 242526303 |
9 | 88213616 |
10 | 42642627 |
11 | 22086045 |
12 | 12345543 |
13 | 8ab0631 |
14 | 594045d |
15 | 3b24cbc |
hex | 28aacc3 |
42642627 has 8 divisors (see below), whose sum is σ = 58179264. Its totient is φ = 27767208.
The previous prime is 42642623. The next prime is 42642629. The reversal of 42642627 is 72624624.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 42642627 - 22 = 42642623 is a prime.
It is a super-2 number, since 2×426426272 = 3636787274922258, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (42642623) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165153 + ... + 165410.
It is an arithmetic number, because the mean of its divisors is an integer number (7272408).
Almost surely, 242642627 is an apocalyptic number.
42642627 is a deficient number, since it is larger than the sum of its proper divisors (15536637).
42642627 is a wasteful number, since it uses less digits than its factorization.
42642627 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 330609.
The product of its digits is 32256, while the sum is 33.
The square root of 42642627 is about 6530.1322344957. The cubic root of 42642627 is about 349.3665467429.
The spelling of 42642627 in words is "forty-two million, six hundred forty-two thousand, six hundred twenty-seven".
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