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48634625 = 53131732
BaseRepresentation
bin1011100110000…
…1101100000001
310101111220011102
42321201230001
544422302000
64454224145
71130246624
oct271415401
9111456142
1048634625
11254a8a06
1214355055
13a0caab0
14665ddbb
15440a3d5
hex2e61b01

48634625 has 24 divisors (see below), whose sum is σ = 65744952. Its totient is φ = 35707200.

The previous prime is 48634609. The next prime is 48634639. The reversal of 48634625 is 52643684.

It can be written as a sum of positive squares in 12 ways, for example, as 20830096 + 27804529 = 4564^2 + 5273^2 .

It is not a de Polignac number, because 48634625 - 24 = 48634609 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 281039 + ... + 281211.

It is an arithmetic number, because the mean of its divisors is an integer number (2739373).

Almost surely, 248634625 is an apocalyptic number.

It is an amenable number.

48634625 is a deficient number, since it is larger than the sum of its proper divisors (17110327).

48634625 is an equidigital number, since it uses as much as digits as its factorization.

48634625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374 (or 191 counting only the distinct ones).

The product of its digits is 138240, while the sum is 38.

The square root of 48634625 is about 6973.8529522782. The cubic root of 48634625 is about 365.0187642821.

The spelling of 48634625 in words is "forty-eight million, six hundred thirty-four thousand, six hundred twenty-five".

Divisors: 1 5 13 25 65 125 173 325 865 1625 2249 4325 11245 21625 29929 56225 149645 281125 389077 748225 1945385 3741125 9726925 48634625