Base | Representation |
---|---|
bin | 1010000010111… |
… | …0100000011100 |
3 | 2221021121100012 |
4 | 2200232200130 |
5 | 41241233112 |
6 | 4103022352 |
7 | 1021062200 |
oct | 240564034 |
9 | 87247305 |
10 | 42133532 |
11 | 21868601 |
12 | 1213a9b8 |
13 | 89629ac |
14 | 584ab00 |
15 | 3a74022 |
hex | 282e81c |
42133532 has 18 divisors (see below), whose sum is σ = 85772232. Its totient is φ = 18057144.
The previous prime is 42133499. The next prime is 42133537. The reversal of 42133532 is 23533124.
It is a junction number, because it is equal to n+sod(n) for n = 42133498 and 42133507.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42133537) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 107288 + ... + 107679.
It is an arithmetic number, because the mean of its divisors is an integer number (4765124).
Almost surely, 242133532 is an apocalyptic number.
It is an amenable number.
42133532 is an abundant number, since it is smaller than the sum of its proper divisors (43638700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42133532 is a wasteful number, since it uses less digits than its factorization.
42133532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 214985 (or 214976 counting only the distinct ones).
The product of its digits is 2160, while the sum is 23.
The square root of 42133532 is about 6491.0347403168. The cubic root of 42133532 is about 347.9706563535.
Adding to 42133532 its reverse (23533124), we get a palindrome (65666656).
The spelling of 42133532 in words is "forty-two million, one hundred thirty-three thousand, five hundred thirty-two".
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