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23041525 = 5213312287
BaseRepresentation
bin101011111100…
…1010111110101
31121100122000211
41113321113311
521344312100
62141505421
7366564313
oct127712765
947318024
1023041525
1112008491
127872271
134a09950
1430bb0b3
1520521ba
hex15f95f5

23041525 has 24 divisors (see below), whose sum is σ = 31775744. Its totient is φ = 16459200.

The previous prime is 23041523. The next prime is 23041537. The reversal of 23041525 is 52514032.

It is not a de Polignac number, because 23041525 - 21 = 23041523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23041496 and 23041505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23041523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8932 + ... + 11218.

Almost surely, 223041525 is an apocalyptic number.

23041525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23041525 is a deficient number, since it is larger than the sum of its proper divisors (8734219).

23041525 is a wasteful number, since it uses less digits than its factorization.

23041525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2341 (or 2336 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 23041525 is about 4800.1588515381. The cubic root of 23041525 is about 284.5577423020.

Adding to 23041525 its reverse (52514032), we get a palindrome (75555557).

The spelling of 23041525 in words is "twenty-three million, forty-one thousand, five hundred twenty-five".

Divisors: 1 5 13 25 31 65 155 325 403 775 2015 2287 10075 11435 29731 57175 70897 148655 354485 743275 921661 1772425 4608305 23041525