Base | Representation |
---|---|
bin | 101100101100… |
… | …0010101111101 |
3 | 1122002101122020 |
4 | 1121120111331 |
5 | 21444234100 |
6 | 2154110353 |
7 | 403104366 |
oct | 131302575 |
9 | 48071566 |
10 | 23430525 |
11 | 12253778 |
12 | 7a1b3b9 |
13 | 4b14a21 |
14 | 317cb6d |
15 | 20cc5a0 |
hex | 165857d |
23430525 has 12 divisors (see below), whose sum is σ = 38738592. Its totient is φ = 12496240.
The previous prime is 23430499. The next prime is 23430541. The reversal of 23430525 is 52503432.
It is not a de Polignac number, because 23430525 - 26 = 23430461 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a junction number, because it is equal to n+sod(n) for n = 23430495 and 23430504.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 156129 + ... + 156278.
It is an arithmetic number, because the mean of its divisors is an integer number (3228216).
Almost surely, 223430525 is an apocalyptic number.
23430525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
23430525 is a deficient number, since it is larger than the sum of its proper divisors (15308067).
23430525 is a wasteful number, since it uses less digits than its factorization.
23430525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 312420 (or 312415 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 24.
The square root of 23430525 is about 4840.5087542530. The cubic root of 23430525 is about 286.1501689085.
Adding to 23430525 its reverse (52503432), we get a palindrome (75933957).
The spelling of 23430525 in words is "twenty-three million, four hundred thirty thousand, five hundred twenty-five".
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