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25130372 = 2297239271
BaseRepresentation
bin101111111011…
…1010110000100
31202021202101112
41133313112010
522413132442
62254344152
7423414251
oct137672604
952252345
1025130372
1113204903
1284bb058
13528b657
1434a2428
152316082
hex17f7584

25130372 has 24 divisors (see below), whose sum is σ = 44782080. Its totient is φ = 12337920.

The previous prime is 25130351. The next prime is 25130377. The reversal of 25130372 is 27303152.

It is not an unprimeable number, because it can be changed into a prime (25130377) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92597 + ... + 92867.

It is an arithmetic number, because the mean of its divisors is an integer number (1865920).

Almost surely, 225130372 is an apocalyptic number.

It is an amenable number.

25130372 is a deficient number, since it is larger than the sum of its proper divisors (19651708).

25130372 is a wasteful number, since it uses less digits than its factorization.

25130372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611 (or 609 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 25130372 is about 5013.0202473160. The cubic root of 25130372 is about 292.9091728864.

The spelling of 25130372 in words is "twenty-five million, one hundred thirty thousand, three hundred seventy-two".

Divisors: 1 2 4 97 194 239 271 388 478 542 956 1084 23183 26287 46366 52574 64769 92732 105148 129538 259076 6282593 12565186 25130372