Base | Representation |
---|---|
bin | 11100011001110… |
… | …11100100000101 |
3 | 121121100101222200 |
4 | 32030323210011 |
5 | 441444130400 |
6 | 35350545113 |
7 | 5622160560 |
oct | 1614734405 |
9 | 547311880 |
10 | 238270725 |
11 | 112552360 |
12 | 67968199 |
13 | 3a4969c4 |
14 | 239054d7 |
15 | 15db8b00 |
hex | e33b905 |
238270725 has 144 divisors (see below), whose sum is σ = 564071040. Its totient is φ = 93081600.
The previous prime is 238270709. The next prime is 238270727. The reversal of 238270725 is 527072832.
It is a happy number.
238270725 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 238270725 - 24 = 238270709 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 238270725.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (238270727) by changing a digit.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 294121 + ... + 294929.
It is an arithmetic number, because the mean of its divisors is an integer number (3917160).
Almost surely, 2238270725 is an apocalyptic number.
238270725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
238270725 is an abundant number, since it is smaller than the sum of its proper divisors (325800315).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
238270725 is a wasteful number, since it uses less digits than its factorization.
238270725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 860 (or 852 counting only the distinct ones).
The product of its (nonzero) digits is 47040, while the sum is 36.
The square root of 238270725 is about 15436.0203744359. The cubic root of 238270725 is about 619.9503298745.
The spelling of 238270725 in words is "two hundred thirty-eight million, two hundred seventy thousand, seven hundred twenty-five".
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