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25045083 = 327397541
BaseRepresentation
bin101111110001…
…0100001011011
31202010102101200
41133202201123
522402420313
62252445243
7422610510
oct137424133
952112350
1025045083
1113156818
128479823
13525b89b
14347d307
1522eab73
hex17e285b

25045083 has 12 divisors (see below), whose sum is σ = 41344368. Its totient is φ = 14311440.

The previous prime is 25045081. The next prime is 25045093. The reversal of 25045083 is 38054052.

It is not a de Polignac number, because 25045083 - 21 = 25045081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25045081) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 198708 + ... + 198833.

It is an arithmetic number, because the mean of its divisors is an integer number (3445364).

Almost surely, 225045083 is an apocalyptic number.

25045083 is a deficient number, since it is larger than the sum of its proper divisors (16299285).

25045083 is a wasteful number, since it uses less digits than its factorization.

25045083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397554 (or 397551 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 25045083 is about 5004.5062693537. The cubic root of 25045083 is about 292.5774329293.

The spelling of 25045083 in words is "twenty-five million, forty-five thousand, eighty-three".

Divisors: 1 3 7 9 21 63 397541 1192623 2782787 3577869 8348361 25045083