Base | Representation |
---|---|
bin | 11100011111100… |
… | …11110001001111 |
3 | 121122202201222100 |
4 | 32033303301033 |
5 | 442142301411 |
6 | 35415050143 |
7 | 5631452364 |
oct | 1617636117 |
9 | 548681870 |
10 | 239025231 |
11 | 112a18215 |
12 | 68070953 |
13 | 3a69c263 |
14 | 23a6046b |
15 | 15eb7456 |
hex | e3f3c4f |
239025231 has 24 divisors (see below), whose sum is σ = 349240320. Its totient is φ = 157525200.
The previous prime is 239025229. The next prime is 239025271. The reversal of 239025231 is 132520932.
It is not a de Polignac number, because 239025231 - 21 = 239025229 is a prime.
It is a super-2 number, since 2×2390252312 = 114266122109206722, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 239025195 and 239025204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (239025211) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 362380 + ... + 363038.
It is an arithmetic number, because the mean of its divisors is an integer number (14551680).
Almost surely, 2239025231 is an apocalyptic number.
239025231 is a deficient number, since it is larger than the sum of its proper divisors (110215089).
239025231 is a wasteful number, since it uses less digits than its factorization.
239025231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1067 (or 1064 counting only the distinct ones).
The product of its (nonzero) digits is 3240, while the sum is 27.
The square root of 239025231 is about 15460.4408410627. The cubic root of 239025231 is about 620.6040168090.
The spelling of 239025231 in words is "two hundred thirty-nine million, twenty-five thousand, two hundred thirty-one".
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