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23035525 = 522513671
BaseRepresentation
bin101011111011…
…1111010000101
31121100022210121
41113313322011
521344114100
62141421541
7366540652
oct127677205
947308717
1023035525
1112003a27
12786a8b1
134a06cb6
1430b8c29
15205051a
hex15f7e85

23035525 has 12 divisors (see below), whose sum is σ = 28685664. Its totient is φ = 18350000.

The previous prime is 23035517. The next prime is 23035553. The reversal of 23035525 is 52553032.

It is not a de Polignac number, because 23035525 - 23 = 23035517 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23035525.

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, 4440 + ... + 8110.

It is an arithmetic number, because the mean of its divisors is an integer number (2390472).

Almost surely, 223035525 is an apocalyptic number.

23035525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23035525 is a deficient number, since it is larger than the sum of its proper divisors (5650139).

23035525 is a wasteful number, since it uses less digits than its factorization.

23035525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3932 (or 3927 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 25.

The square root of 23035525 is about 4799.5338315299. The cubic root of 23035525 is about 284.5330405998.

Adding to 23035525 its reverse (52553032), we get a palindrome (75588557).

The spelling of 23035525 in words is "twenty-three million, thirty-five thousand, five hundred twenty-five".

Divisors: 1 5 25 251 1255 3671 6275 18355 91775 921421 4607105 23035525