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BaseRepresentation
bin111110100011111101111
310212011010002
413310133233
51011100111
6111534515
723265524
oct7643757
93764102
102050031
111180245
1282a43b
1356a149
143b514b
152a763b
hex1f47ef

2050031 has 2 divisors, whose sum is σ = 2050032. Its totient is φ = 2050030.

The previous prime is 2050021. The next prime is 2050033. The reversal of 2050031 is 1300502.

Adding to 2050031 its reverse (1300502), we get a palindrome (3350533).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2050031 is a prime.

It is a super-2 number, since 2×20500312 = 8405254201922, which contains 22 as substring.

Together with 2050033, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2049994 and 2050021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2050033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1025015 + 1025016.

It is an arithmetic number, because the mean of its divisors is an integer number (1025016).

22050031 is an apocalyptic number.

2050031 is a deficient number, since it is larger than the sum of its proper divisors (1).

2050031 is an equidigital number, since it uses as much as digits as its factorization.

2050031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30, while the sum is 11.

The square root of 2050031 is about 1431.7929319563. The cubic root of 2050031 is about 127.0340496050.

The spelling of 2050031 in words is "two million, fifty thousand, thirty-one".