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50360069 = 1719315349
BaseRepresentation
bin1100000000011…
…0111100000101
310111202120000202
43000012330011
5100343010234
64555220245
71151024234
oct300067405
9114676022
1050360069
11264772a1
1214a47685
13a583276
14698cb1b
15464b77e
hex3006f05

50360069 has 8 divisors (see below), whose sum is σ = 53602200. Its totient is φ = 47149056.

The previous prime is 50360053. The next prime is 50360111. The reversal of 50360069 is 96006305.

It can be written as a sum of positive squares in 4 ways, for example, as 4972900 + 45387169 = 2230^2 + 6737^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50360069 - 24 = 50360053 is a prime.

It is a super-2 number, since 2×503600692 = 5072273099369522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50365069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4394 + ... + 10955.

It is an arithmetic number, because the mean of its divisors is an integer number (6700275).

Almost surely, 250360069 is an apocalyptic number.

It is an amenable number.

50360069 is a deficient number, since it is larger than the sum of its proper divisors (3242131).

50360069 is a wasteful number, since it uses less digits than its factorization.

50360069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15559.

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 50360069 is about 7096.4828612489. The cubic root of 50360069 is about 369.2853725258.

The spelling of 50360069 in words is "fifty million, three hundred sixty thousand, sixty-nine".

Divisors: 1 17 193 3281 15349 260933 2962357 50360069