Base | Representation |
---|---|
bin | 11110001000010… |
… | …10110001011110 |
3 | 122121121002010000 |
4 | 33010022301132 |
5 | 1004201012232 |
6 | 41025155130 |
7 | 6156230133 |
oct | 1704126136 |
9 | 577532100 |
10 | 252750942 |
11 | 11a742584 |
12 | 7078baa6 |
13 | 40496892 |
14 | 257d458a |
15 | 172c927c |
hex | f10ac5e |
252750942 has 40 divisors (see below), whose sum is σ = 571402656. Its totient is φ = 83498688.
The previous prime is 252750923. The next prime is 252750973. The reversal of 252750942 is 249057252.
It is a happy number.
252750942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 252750897 and 252750906.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11403 + ... + 25209.
Almost surely, 2252750942 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 252750942, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (285701328).
252750942 is an abundant number, since it is smaller than the sum of its proper divisors (318651714).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252750942 is a wasteful number, since it uses less digits than its factorization.
252750942 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13934 (or 13925 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 36.
The square root of 252750942 is about 15898.1427217144. The cubic root of 252750942 is about 632.2627475974.
The spelling of 252750942 in words is "two hundred fifty-two million, seven hundred fifty thousand, nine hundred forty-two".
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