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25000379 = 238831231
BaseRepresentation
bin101111101011…
…1100110111011
31202001011001222
41133113212323
522400003004
62251502255
7422333255
oct137274673
952034058
1025000379
1113126178
12845798b
135244431
14346acd5
1522dc7be
hex17d79bb

25000379 has 8 divisors (see below), whose sum is σ = 26138112. Its totient is φ = 23866920.

The previous prime is 25000373. The next prime is 25000411. The reversal of 25000379 is 97300052.

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

It is a cyclic number.

It is not a de Polignac number, because 25000379 - 24 = 25000363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25000373) 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, 19694 + ... + 20924.

It is an arithmetic number, because the mean of its divisors is an integer number (3267264).

Almost surely, 225000379 is an apocalyptic number.

25000379 is a deficient number, since it is larger than the sum of its proper divisors (1137733).

25000379 is a wasteful number, since it uses less digits than its factorization.

25000379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2137.

The product of its (nonzero) digits is 1890, while the sum is 26.

The square root of 25000379 is about 5000.0378998564. The cubic root of 25000379 is about 292.4032514175.

The spelling of 25000379 in words is "twenty-five million, three hundred seventy-nine", and thus it is an aban number.

Divisors: 1 23 883 1231 20309 28313 1086973 25000379