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48144907 = 431119649
BaseRepresentation
bin1011011110101…
…0001000001011
310100121000101201
42313222020023
544311114112
64435525031
71123140106
oct267521013
9110530351
1048144907
11251a3a88
1214159777
139c88c15
14657373d
154360257
hex2dea20b

48144907 has 4 divisors (see below), whose sum is σ = 49264600. Its totient is φ = 47025216.

The previous prime is 48144871. The next prime is 48144913. The reversal of 48144907 is 70944184.

48144907 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-48144907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48144937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 559782 + ... + 559867.

It is an arithmetic number, because the mean of its divisors is an integer number (12316150).

Almost surely, 248144907 is an apocalyptic number.

48144907 is a deficient number, since it is larger than the sum of its proper divisors (1119693).

48144907 is a wasteful number, since it uses less digits than its factorization.

48144907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119692.

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 48144907 is about 6938.6531113754. The cubic root of 48144907 is about 363.7894643515.

The spelling of 48144907 in words is "forty-eight million, one hundred forty-four thousand, nine hundred seven".

Divisors: 1 43 1119649 48144907