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25130366 = 213990397
BaseRepresentation
bin101111111011…
…1010101111110
31202021202101022
41133313111332
522413132431
62254344142
7423414242
oct137672576
952252338
1025130366
11132048a8
1284bb052
13528b651
1434a2422
15231607b
hex17f757e

25130366 has 8 divisors (see below), whose sum is σ = 37967160. Its totient is φ = 12474648.

The previous prime is 25130351. The next prime is 25130377. The reversal of 25130366 is 66303152.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44921 + ... + 45476.

It is an arithmetic number, because the mean of its divisors is an integer number (4745895).

Almost surely, 225130366 is an apocalyptic number.

25130366 is a deficient number, since it is larger than the sum of its proper divisors (12836794).

25130366 is a wasteful number, since it uses less digits than its factorization.

25130366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90538.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 25130366 is about 5013.0196488743. The cubic root of 25130366 is about 292.9091495753.

The spelling of 25130366 in words is "twenty-five million, one hundred thirty thousand, three hundred sixty-six".

Divisors: 1 2 139 278 90397 180794 12565183 25130366