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13274761 is a prime number
BaseRepresentation
bin110010101000…
…111010001001
3220222102112211
4302220322021
511344243021
61152305121
7220555633
oct62507211
926872484
1013274761
117547585
1245421a1
13299a2b6
141a97a53
1512733e1
hexca8e89

13274761 has 2 divisors, whose sum is σ = 13274762. Its totient is φ = 13274760.

The previous prime is 13274753. The next prime is 13274791. The reversal of 13274761 is 16747231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10601536 + 2673225 = 3256^2 + 1635^2 .

It is a cyclic number.

It is not a de Polignac number, because 13274761 - 23 = 13274753 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13274731) 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, 6637380 + 6637381.

It is an arithmetic number, because the mean of its divisors is an integer number (6637381).

Almost surely, 213274761 is an apocalyptic number.

It is an amenable number.

13274761 is a deficient number, since it is larger than the sum of its proper divisors (1).

13274761 is an equidigital number, since it uses as much as digits as its factorization.

13274761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7056, while the sum is 31.

The square root of 13274761 is about 3643.4545420521. The cubic root of 13274761 is about 236.7784847086.

The spelling of 13274761 in words is "thirteen million, two hundred seventy-four thousand, seven hundred sixty-one".