Base | Representation |
---|---|
bin | 1010000111110… |
… | …0011001000011 |
3 | 2221212210221120 |
4 | 2201330121003 |
5 | 41331440142 |
6 | 4113523323 |
7 | 1023561234 |
oct | 241743103 |
9 | 87783846 |
10 | 42452547 |
11 | 21a66255 |
12 | 12273543 |
13 | 8a44c67 |
14 | 58d108b |
15 | 3ad87ec |
hex | 287c643 |
42452547 has 16 divisors (see below), whose sum is σ = 58672128. Its totient is φ = 27275040.
The previous prime is 42452537. The next prime is 42452551. The reversal of 42452547 is 74525424.
It is not a de Polignac number, because 42452547 - 26 = 42452483 is a prime.
It is not an unprimeable number, because it can be changed into a prime (42452537) 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, 25513 + ... + 27125.
It is an arithmetic number, because the mean of its divisors is an integer number (3667008).
Almost surely, 242452547 is an apocalyptic number.
42452547 is a deficient number, since it is larger than the sum of its proper divisors (16219581).
42452547 is a wasteful number, since it uses less digits than its factorization.
42452547 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1930.
The product of its digits is 44800, while the sum is 33.
The square root of 42452547 is about 6515.5619097665. The cubic root of 42452547 is about 348.8466717271.
The spelling of 42452547 in words is "forty-two million, four hundred fifty-two thousand, five hundred forty-seven".
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