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25383142 = 217746563
BaseRepresentation
bin110000011010…
…1000011100110
31202202121010101
41200311003212
522444230032
62304014314
7425516221
oct140650346
952677111
1025383142
1113367804
12860139a
135349715
14352a5b8
152365de7
hex18350e6

25383142 has 8 divisors (see below), whose sum is σ = 40314456. Its totient is φ = 11944992.

The previous prime is 25383133. The next prime is 25383161. The reversal of 25383142 is 24138352.

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

It is a self number, because there is not a number n which added to its sum of digits gives 25383142.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 373248 + ... + 373315.

It is an arithmetic number, because the mean of its divisors is an integer number (5039307).

Almost surely, 225383142 is an apocalyptic number.

25383142 is a deficient number, since it is larger than the sum of its proper divisors (14931314).

25383142 is a wasteful number, since it uses less digits than its factorization.

25383142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746582.

The product of its digits is 5760, while the sum is 28.

The square root of 25383142 is about 5038.1685164353. The cubic root of 25383142 is about 293.8879592205.

The spelling of 25383142 in words is "twenty-five million, three hundred eighty-three thousand, one hundred forty-two".

Divisors: 1 2 17 34 746563 1493126 12691571 25383142