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13267801 is a prime number
BaseRepresentation
bin110010100111…
…001101011001
3220222002000001
4302213031121
511344032201
61152213001
7220526431
oct62471531
926862001
1013267801
117542328
12453a161
132997091
141a952c1
151271301
hexca7359

13267801 has 2 divisors, whose sum is σ = 13267802. Its totient is φ = 13267800.

The previous prime is 13267781. The next prime is 13267847. The reversal of 13267801 is 10876231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12595401 + 672400 = 3549^2 + 820^2 .

It is an emirp because it is prime and its reverse (10876231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13267801 - 27 = 13267673 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13267801.

It is not a weakly prime, because it can be changed into another prime (13267601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6633900 + 6633901.

It is an arithmetic number, because the mean of its divisors is an integer number (6633901).

Almost surely, 213267801 is an apocalyptic number.

It is an amenable number.

13267801 is a deficient number, since it is larger than the sum of its proper divisors (1).

13267801 is an equidigital number, since it uses as much as digits as its factorization.

13267801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 13267801 is about 3642.4992793410. The cubic root of 13267801 is about 236.7370962334.

The spelling of 13267801 in words is "thirteen million, two hundred sixty-seven thousand, eight hundred one".