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48930025 = 5213992
BaseRepresentation
bin1011101010100…
…1110011101001
310102001220101011
42322221303221
5100011230100
64504423521
71132620064
oct272516351
9112056334
1048930025
112568a941
1214477ba1
13a1a23a1
1466d98db
154467bba
hex2ea9ce9

48930025 has 9 divisors (see below), whose sum is σ = 60716631. Its totient is φ = 39116040.

The previous prime is 48930023. The next prime is 48930031. The reversal of 48930025 is 52003984.

The square root of 48930025 is 6995.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 17614809 + 31315216 = 4197^2 + 5596^2 .

It is not a de Polignac number, because 48930025 - 21 = 48930023 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48930023) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 34276 + ... + 35674.

Almost surely, 248930025 is an apocalyptic number.

48930025 is the 6995-th square number.

48930025 is the 3498-th centered octagonal number.

It is an amenable number.

48930025 is a deficient number, since it is larger than the sum of its proper divisors (11786606).

48930025 is an frugal number, since it uses more digits than its factorization.

48930025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2808 (or 1404 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The cubic root of 48930025 is about 365.7562975985.

The spelling of 48930025 in words is "forty-eight million, nine hundred thirty thousand, twenty-five".

Divisors: 1 5 25 1399 6995 34975 1957201 9786005 48930025