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48783985 = 59756797
BaseRepresentation
bin1011101000011…
…0001001110001
310101210111001021
42322012021301
544442041420
64501335441
71131441235
oct272061161
9111714037
1048783985
11255a0148
1214407581
13a150a83
14669c5c5
1544397aa
hex2e86271

48783985 has 4 divisors (see below), whose sum is σ = 58540788. Its totient is φ = 39027184.

The previous prime is 48783967. The next prime is 48783991. The reversal of 48783985 is 58938784.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 34586161 + 14197824 = 5881^2 + 3768^2 .

It is a cyclic number.

It is not a de Polignac number, because 48783985 - 25 = 48783953 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4878394 + ... + 4878403.

It is an arithmetic number, because the mean of its divisors is an integer number (14635197).

Almost surely, 248783985 is an apocalyptic number.

It is an amenable number.

48783985 is a deficient number, since it is larger than the sum of its proper divisors (9756803).

48783985 is an equidigital number, since it uses as much as digits as its factorization.

48783985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9756802.

The product of its digits is 1935360, while the sum is 52.

The square root of 48783985 is about 6984.5533142786. The cubic root of 48783985 is about 365.3920476306.

The spelling of 48783985 in words is "forty-eight million, seven hundred eighty-three thousand, nine hundred eighty-five".

Divisors: 1 5 9756797 48783985