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25252503348 = 2232104375279
BaseRepresentation
bin10111100001001010…
…101001111100110100
32102011220001002021210
4113201022221330310
5403204120101343
615333440441420
71552531510512
oct274112517464
972156032253
1025252503348
11a78941a586
124a89019270
1324c5944497
141317b154b2
159cbe4d333
hex5e12a9f34

25252503348 has 12 divisors (see below), whose sum is σ = 58922507840. Its totient is φ = 8417501112.

The previous prime is 25252503347. The next prime is 25252503371. The reversal of 25252503348 is 84330525252.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25252503347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1052187628 + ... + 1052187651.

Almost surely, 225252503348 is an apocalyptic number.

It is an amenable number.

25252503348 is an abundant number, since it is smaller than the sum of its proper divisors (33670004492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25252503348 is a wasteful number, since it uses less digits than its factorization.

25252503348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2104375286 (or 2104375284 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 39.

The spelling of 25252503348 in words is "twenty-five billion, two hundred fifty-two million, five hundred three thousand, three hundred forty-eight".

Divisors: 1 2 3 4 6 12 2104375279 4208750558 6313125837 8417501116 12626251674 25252503348