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24997125 = 353191349
BaseRepresentation
bin101111101011…
…0110100000101
31202000222121110
41133112310011
522344402000
62251435233
7422320626
oct137266405
952028543
1024997125
111312378a
128455b19
135242aca
143469a4d
1522db850
hex17d6d05

24997125 has 32 divisors (see below), whose sum is σ = 41932800. Its totient is φ = 13224000.

The previous prime is 24997111. The next prime is 24997127. The reversal of 24997125 is 52179942.

It is not a de Polignac number, because 24997125 - 212 = 24993029 is a prime.

It is a super-3 number, since 3×249971253 (a number of 23 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24997127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71451 + ... + 71799.

It is an arithmetic number, because the mean of its divisors is an integer number (1310400).

Almost surely, 224997125 is an apocalyptic number.

24997125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

24997125 is a deficient number, since it is larger than the sum of its proper divisors (16935675).

24997125 is a wasteful number, since it uses less digits than its factorization.

24997125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558 (or 548 counting only the distinct ones).

The product of its digits is 45360, while the sum is 39.

The square root of 24997125 is about 4999.7124917339. The cubic root of 24997125 is about 292.3905646569.

The spelling of 24997125 in words is "twenty-four million, nine hundred ninety-seven thousand, one hundred twenty-five".

Divisors: 1 3 5 15 25 75 125 191 349 375 573 955 1047 1745 2865 4775 5235 8725 14325 23875 26175 43625 66659 71625 130875 199977 333295 999885 1666475 4999425 8332375 24997125