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50104313 = 721139049
BaseRepresentation
bin1011111100100…
…0011111111001
310111021120012022
42333020133321
5100311314223
64545524225
71145610500
oct277103771
9114246168
1050104313
1126312126
1214943675
13a4c3a2c
146923837
1545eaac8
hex2fc87f9

50104313 has 12 divisors (see below), whose sum is σ = 58806900. Its totient is φ = 42561792.

The previous prime is 50104291. The next prime is 50104381. The reversal of 50104313 is 31340105.

It can be written as a sum of positive squares in 2 ways, for example, as 17875984 + 32228329 = 4228^2 + 5677^2 .

It is not a de Polignac number, because 50104313 - 28 = 50104057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 50104291 and 50104300.

It is not an unprimeable number, because it can be changed into a prime (50104013) 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 11 ways as a sum of consecutive naturals, for example, 1013 + ... + 10061.

It is an arithmetic number, because the mean of its divisors is an integer number (4900575).

Almost surely, 250104313 is an apocalyptic number.

It is an amenable number.

50104313 is a deficient number, since it is larger than the sum of its proper divisors (8702587).

50104313 is a wasteful number, since it uses less digits than its factorization.

50104313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9176 (or 9169 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 50104313 is about 7078.4400117540. The cubic root of 50104313 is about 368.6591668257.

Adding to 50104313 its reverse (31340105), we get a palindrome (81444418).

The spelling of 50104313 in words is "fifty million, one hundred four thousand, three hundred thirteen".

Divisors: 1 7 49 113 791 5537 9049 63343 443401 1022537 7157759 50104313