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13062031 is a prime number
BaseRepresentation
bin110001110100…
…111110001111
3220120121201221
4301310332033
511320441111
61143544211
7216011503
oct61647617
926517657
1013062031
117411774
12445b067
132924518
141a40303
151230371
hexc74f8f

13062031 has 2 divisors, whose sum is σ = 13062032. Its totient is φ = 13062030.

The previous prime is 13062029. The next prime is 13062037. The reversal of 13062031 is 13026031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13062031 - 21 = 13062029 is a prime.

It is a super-2 number, since 2×130620312 = 341233307689922, which contains 22 as substring.

Together with 13062029, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 13061996 and 13062014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13062037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6531015 + 6531016.

It is an arithmetic number, because the mean of its divisors is an integer number (6531016).

Almost surely, 213062031 is an apocalyptic number.

13062031 is a deficient number, since it is larger than the sum of its proper divisors (1).

13062031 is an equidigital number, since it uses as much as digits as its factorization.

13062031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 13062031 is about 3614.1431903011. The cubic root of 13062031 is about 235.5068643260.

Adding to 13062031 its reverse (13026031), we get a palindrome (26088062).

The spelling of 13062031 in words is "thirteen million, sixty-two thousand, thirty-one".