Base | Representation |
---|---|
bin | 101101100100… |
… | …0100111000111 |
3 | 1122221202102201 |
4 | 1123020213013 |
5 | 22103443000 |
6 | 2212015331 |
7 | 410031145 |
oct | 133104707 |
9 | 48852381 |
10 | 23890375 |
11 | 12538213 |
12 | 8001547 |
13 | 4c46122 |
14 | 325c595 |
15 | 216d96a |
hex | 16c89c7 |
23890375 has 8 divisors (see below), whose sum is σ = 29815344. Its totient is φ = 19112200.
The previous prime is 23890369. The next prime is 23890381. The reversal of 23890375 is 57309832.
It is an interprime number because it is at equal distance from previous prime (23890369) and next prime (23890381).
It is not a de Polignac number, because 23890375 - 217 = 23759303 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95437 + ... + 95686.
It is an arithmetic number, because the mean of its divisors is an integer number (3726918).
Almost surely, 223890375 is an apocalyptic number.
23890375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
23890375 is a deficient number, since it is larger than the sum of its proper divisors (5924969).
23890375 is an equidigital number, since it uses as much as digits as its factorization.
23890375 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 191138 (or 191128 counting only the distinct ones).
The product of its (nonzero) digits is 45360, while the sum is 37.
The square root of 23890375 is about 4887.7781250789. The cubic root of 23890375 is about 288.0100586443.
The spelling of 23890375 in words is "twenty-three million, eight hundred ninety thousand, three hundred seventy-five".
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