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13013071 is a prime number
BaseRepresentation
bin110001101001…
…000001001111
3220111010120121
4301221001033
511312404241
61142525411
7215415661
oct61510117
926433517
1013013071
117388a05
124436867
132908156
141a2a531
151220ad1
hexc6904f

13013071 has 2 divisors, whose sum is σ = 13013072. Its totient is φ = 13013070.

The previous prime is 13013059. The next prime is 13013129. The reversal of 13013071 is 17031031.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13013071 - 27 = 13012943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13013771) 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 as a sum of consecutive naturals, namely, 6506535 + 6506536.

It is an arithmetic number, because the mean of its divisors is an integer number (6506536).

Almost surely, 213013071 is an apocalyptic number.

13013071 is a deficient number, since it is larger than the sum of its proper divisors (1).

13013071 is an equidigital number, since it uses as much as digits as its factorization.

13013071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63, while the sum is 16.

The square root of 13013071 is about 3607.3634416288. The cubic root of 13013071 is about 235.2122482611.

The spelling of 13013071 in words is "thirteen million, thirteen thousand, seventy-one".