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50164153 = 133858781
BaseRepresentation
bin1011111101011…
…1000110111001
310111101121021121
42333113012321
5100320223103
64551105241
71146250114
oct277270671
9114347247
1050164153
1126353086
1214972221
13a515040
14693b57b
15460d6bd
hex2fd71b9

50164153 has 4 divisors (see below), whose sum is σ = 54022948. Its totient is φ = 46305360.

The previous prime is 50164151. The next prime is 50164157. The reversal of 50164153 is 35146105.

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 23155344 + 27008809 = 4812^2 + 5197^2 .

It is a cyclic number.

It is not a de Polignac number, because 50164153 - 21 = 50164151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50164151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1929378 + ... + 1929403.

It is an arithmetic number, because the mean of its divisors is an integer number (13505737).

Almost surely, 250164153 is an apocalyptic number.

It is an amenable number.

50164153 is a deficient number, since it is larger than the sum of its proper divisors (3858795).

50164153 is a wasteful number, since it uses less digits than its factorization.

50164153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3858794.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 50164153 is about 7082.6656704944. The cubic root of 50164153 is about 368.8058726791.

The spelling of 50164153 in words is "fifty million, one hundred sixty-four thousand, one hundred fifty-three".

Divisors: 1 13 3858781 50164153