Base | Representation |
---|---|
bin | 1010000111011… |
… | …0111111110100 |
3 | 2221211200122020 |
4 | 2201312333310 |
5 | 41330233302 |
6 | 4113233140 |
7 | 1023436641 |
oct | 241667764 |
9 | 87750566 |
10 | 42430452 |
11 | 21a50699 |
12 | 122627b0 |
13 | 8a37b9c |
14 | 58c6dc8 |
15 | 3ad1ebc |
hex | 2876ff4 |
42430452 has 24 divisors (see below), whose sum is σ = 100400832. Its totient is φ = 13944000.
The previous prime is 42430429. The next prime is 42430457. The reversal of 42430452 is 25403424.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42430457) 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, 24049 + ... + 25752.
It is an arithmetic number, because the mean of its divisors is an integer number (4183368).
Almost surely, 242430452 is an apocalyptic number.
It is an amenable number.
42430452 is an abundant number, since it is smaller than the sum of its proper divisors (57970380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42430452 is a wasteful number, since it uses less digits than its factorization.
42430452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49879 (or 49877 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 24.
The square root of 42430452 is about 6513.8661331041. The cubic root of 42430452 is about 348.7861405745.
Adding to 42430452 its reverse (25403424), we get a palindrome (67833876).
It can be divided in two parts, 424 and 30452, that added together give a triangular number (30876 = T248).
The spelling of 42430452 in words is "forty-two million, four hundred thirty thousand, four hundred fifty-two".
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