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25005253053 = 311757734941
BaseRepresentation
bin10111010010011011…
…011110000110111101
32101112122210110122110
4113102123132012331
5402202321044203
615253125204233
71543440100254
oct272233360675
971478713573
1025005253053
11a6718a47a0
124a1a260679
132486655531
1412d2d5379b
159b53add03
hex5d26de1bd

25005253053 has 8 divisors (see below), whose sum is σ = 36371277216. Its totient is φ = 15154698800.

The previous prime is 25005253033. The next prime is 25005253057. The reversal of 25005253053 is 35035250052.

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 25005253053 - 29 = 25005252541 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 25005253053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25005253057) 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, 378867438 + ... + 378867503.

It is an arithmetic number, because the mean of its divisors is an integer number (4546409652).

Almost surely, 225005253053 is an apocalyptic number.

It is an amenable number.

25005253053 is a deficient number, since it is larger than the sum of its proper divisors (11366024163).

25005253053 is a wasteful number, since it uses less digits than its factorization.

25005253053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 757734955.

The product of its (nonzero) digits is 22500, while the sum is 30.

The spelling of 25005253053 in words is "twenty-five billion, five million, two hundred fifty-three thousand, fifty-three".

Divisors: 1 3 11 33 757734941 2273204823 8335084351 25005253053