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25253053 = 74776757
BaseRepresentation
bin110000001010…
…1010010111101
31202111222200021
41200111102331
522431044203
62301132141
7424435030
oct140252275
952458607
1025253053
1113288aa1
12855a051
135302447
1434d5017
15233c5bd
hex18154bd

25253053 has 8 divisors (see below), whose sum is σ = 29475072. Its totient is φ = 21184656.

The previous prime is 25253051. The next prime is 25253093. The reversal of 25253053 is 35035252.

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 25253053 - 21 = 25253051 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25253051) 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, 38050 + ... + 38707.

It is an arithmetic number, because the mean of its divisors is an integer number (3684384).

Almost surely, 225253053 is an apocalyptic number.

It is an amenable number.

25253053 is a deficient number, since it is larger than the sum of its proper divisors (4222019).

25253053 is an equidigital number, since it uses as much as digits as its factorization.

25253053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76811.

The product of its (nonzero) digits is 4500, while the sum is 25.

The square root of 25253053 is about 5025.2415862324. The cubic root of 25253053 is about 293.3850389512.

The spelling of 25253053 in words is "twenty-five million, two hundred fifty-three thousand, fifty-three".

Divisors: 1 7 47 329 76757 537299 3607579 25253053