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48992025 = 3525231249
BaseRepresentation
bin1011101011100…
…0111100011001
310102012001102110
42322320330121
5100020221100
64510022533
71133265615
oct272707431
9112161373
1048992025
1125722485
12144a7a49
13a1c4684
146714345
15447b250
hex2eb8f19

48992025 has 24 divisors (see below), whose sum is σ = 81220000. Its totient is φ = 26058240.

The previous prime is 48992023. The next prime is 48992029. The reversal of 48992025 is 52029984.

It is not a de Polignac number, because 48992025 - 21 = 48992023 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (48992023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38601 + ... + 39849.

Almost surely, 248992025 is an apocalyptic number.

It is an amenable number.

48992025 is a deficient number, since it is larger than the sum of its proper divisors (32227975).

48992025 is a wasteful number, since it uses less digits than its factorization.

48992025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1785 (or 1780 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 48992025 is about 6999.4303339629. The cubic root of 48992025 is about 365.9107175694.

The spelling of 48992025 in words is "forty-eight million, nine hundred ninety-two thousand, twenty-five".

Divisors: 1 3 5 15 25 75 523 1249 1569 2615 3747 6245 7845 13075 18735 31225 39225 93675 653227 1959681 3266135 9798405 16330675 48992025