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50380927 = 97519391
BaseRepresentation
bin1100000000110…
…0000001111111
310111210121122021
43000030001333
5100344142202
64555501011
71151142112
oct300140177
9114717567
1050380927
1126490a33
1214a57767
13a58c8cc
146996579
154652a37
hex300c07f

50380927 has 4 divisors (see below), whose sum is σ = 50900416. Its totient is φ = 49861440.

The previous prime is 50380903. The next prime is 50380931. The reversal of 50380927 is 72908305.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72908305 = 514581661.

It is a cyclic number.

It is not a de Polignac number, because 50380927 - 211 = 50378879 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 50380892 and 50380901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50380987) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 259599 + ... + 259792.

It is an arithmetic number, because the mean of its divisors is an integer number (12725104).

Almost surely, 250380927 is an apocalyptic number.

50380927 is a deficient number, since it is larger than the sum of its proper divisors (519489).

50380927 is an equidigital number, since it uses as much as digits as its factorization.

50380927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519488.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 50380927 is about 7097.9523103498. The cubic root of 50380927 is about 369.3363487013.

The spelling of 50380927 in words is "fifty million, three hundred eighty thousand, nine hundred twenty-seven".

Divisors: 1 97 519391 50380927