Base | Representation |
---|---|
bin | 11110001111000… |
… | …00010110111110 |
3 | 122200020112011210 |
4 | 33013200112332 |
5 | 1004412011130 |
6 | 41100025250 |
7 | 6166532535 |
oct | 1707402676 |
9 | 580215153 |
10 | 253625790 |
11 | 12018a8a0 |
12 | 70b32226 |
13 | 40711b42 |
14 | 2598131c |
15 | 173ed5b0 |
hex | f1e05be |
253625790 has 32 divisors (see below), whose sum is σ = 664039296. Its totient is φ = 61484960.
The previous prime is 253625767. The next prime is 253625797. The reversal of 253625790 is 97526352.
253625790 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (253625797) 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, 383952 + ... + 384611.
It is an arithmetic number, because the mean of its divisors is an integer number (20751228).
Almost surely, 2253625790 is an apocalyptic number.
253625790 is an abundant number, since it is smaller than the sum of its proper divisors (410413506).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
253625790 is a wasteful number, since it uses less digits than its factorization.
253625790 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 768584.
The product of its (nonzero) digits is 113400, while the sum is 39.
The square root of 253625790 is about 15925.6331114339. The cubic root of 253625790 is about 632.9913922097.
The spelling of 253625790 in words is "two hundred fifty-three million, six hundred twenty-five thousand, seven hundred ninety".
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