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25022053 = 731115309
BaseRepresentation
bin101111101110…
…0111001100101
31202002020210201
41133130321211
522401201203
62252150501
7422453410
oct137347145
952066721
1025022053
1113140491
128468431
135251264
143474b77
1522e3e1d
hex17dce65

25022053 has 8 divisors (see below), whose sum is σ = 29519360. Its totient is φ = 20755440.

The previous prime is 25022051. The next prime is 25022071. The reversal of 25022053 is 35022052.

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 25022053 - 21 = 25022051 is a prime.

It is a super-2 number, since 2×250220532 = 1252206272669618, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 25022053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25022051) 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, 57438 + ... + 57871.

It is an arithmetic number, because the mean of its divisors is an integer number (3689920).

Almost surely, 225022053 is an apocalyptic number.

It is an amenable number.

25022053 is a deficient number, since it is larger than the sum of its proper divisors (4497307).

25022053 is a wasteful number, since it uses less digits than its factorization.

25022053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115347.

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 25022053 is about 5002.2048138796. The cubic root of 25022053 is about 292.4877263703.

Subtracting 25022053 from its reverse (35022052), we obtain a palindrome (9999999).

The spelling of 25022053 in words is "twenty-five million, twenty-two thousand, fifty-three".

Divisors: 1 7 31 217 115309 807163 3574579 25022053