Base | Representation |
---|---|
bin | 11110000110011… |
… | …10000101110101 |
3 | 122121010110011100 |
4 | 33003032011311 |
5 | 1004120034024 |
6 | 41020000313 |
7 | 6154143366 |
oct | 1703160565 |
9 | 577113140 |
10 | 252502389 |
11 | 11a592867 |
12 | 70690099 |
13 | 4040a6c9 |
14 | 2576bb6d |
15 | 1727a7c9 |
hex | f0ce175 |
252502389 has 12 divisors (see below), whose sum is σ = 365601600. Its totient is φ = 167930664.
The previous prime is 252502373. The next prime is 252502399. The reversal of 252502389 is 983205252.
252502389 is a `hidden beast` number, since 25 + 250 + 2 + 389 = 666.
It is not a de Polignac number, because 252502389 - 24 = 252502373 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (252502399) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29709 + ... + 37250.
It is an arithmetic number, because the mean of its divisors is an integer number (30466800).
Almost surely, 2252502389 is an apocalyptic number.
It is an amenable number.
252502389 is a deficient number, since it is larger than the sum of its proper divisors (113099211).
252502389 is a wasteful number, since it uses less digits than its factorization.
252502389 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 67384 (or 67381 counting only the distinct ones).
The product of its (nonzero) digits is 43200, while the sum is 36.
The square root of 252502389 is about 15890.3237537817. The cubic root of 252502389 is about 632.0554257925.
The spelling of 252502389 in words is "two hundred fifty-two million, five hundred two thousand, three hundred eighty-nine".
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