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50110013 is a prime number
BaseRepresentation
bin1011111100100…
…1111000111101
310111021212000102
42333021320331
5100312010023
64550010445
71145633222
oct277117075
9114255012
1050110013
1126316438
1214946a25
13a4c64c5
146925949
1545ec628
hex2fc9e3d

50110013 has 2 divisors, whose sum is σ = 50110014. Its totient is φ = 50110012.

The previous prime is 50110003. The next prime is 50110019. The reversal of 50110013 is 31001105.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45670564 + 4439449 = 6758^2 + 2107^2 .

It is a cyclic number.

It is not a de Polignac number, because 50110013 - 212 = 50105917 is a prime.

It is a super-2 number, since 2×501100132 = 5022026805720338, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50109976 and 50110003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50110019) 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 as a sum of consecutive naturals, namely, 25055006 + 25055007.

It is an arithmetic number, because the mean of its divisors is an integer number (25055007).

Almost surely, 250110013 is an apocalyptic number.

It is an amenable number.

50110013 is a deficient number, since it is larger than the sum of its proper divisors (1).

50110013 is an equidigital number, since it uses as much as digits as its factorization.

50110013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15, while the sum is 11.

The square root of 50110013 is about 7078.8426313911. The cubic root of 50110013 is about 368.6731461782.

Adding to 50110013 its reverse (31001105), we get a palindrome (81111118).

The spelling of 50110013 in words is "fifty million, one hundred ten thousand, thirteen".