Base | Representation |
---|---|
bin | 101101100100… |
… | …0100110010101 |
3 | 1122221202100212 |
4 | 1123020212111 |
5 | 22103442300 |
6 | 2212015205 |
7 | 410031044 |
oct | 133104625 |
9 | 48852325 |
10 | 23890325 |
11 | 12538178 |
12 | 8001505 |
13 | 4c460b4 |
14 | 325c55b |
15 | 216d935 |
hex | 16c8995 |
23890325 has 6 divisors (see below), whose sum is σ = 29624034. Its totient is φ = 19112240.
The previous prime is 23890309. The next prime is 23890369. The reversal of 23890325 is 52309832.
It can be written as a sum of positive squares in 3 ways, for example, as 2193361 + 21696964 = 1481^2 + 4658^2 .
It is not a de Polignac number, because 23890325 - 24 = 23890309 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23890291 and 23890300.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 477782 + ... + 477831.
It is an arithmetic number, because the mean of its divisors is an integer number (4937339).
Almost surely, 223890325 is an apocalyptic number.
23890325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
23890325 is a deficient number, since it is larger than the sum of its proper divisors (5733709).
23890325 is an equidigital number, since it uses as much as digits as its factorization.
23890325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 955623 (or 955618 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 32.
The square root of 23890325 is about 4887.7730102778. The cubic root of 23890325 is about 288.0098577194.
The spelling of 23890325 in words is "twenty-three million, eight hundred ninety thousand, three hundred twenty-five".
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