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13229941 is a prime number
BaseRepresentation
bin110010011101…
…111101110101
3220220011001211
4302131331311
511341324231
61151321421
7220311154
oct62357565
926804054
1013229941
11751693a
124520271
132982a8a
141a8559b
151264eb1
hexc9df75

13229941 has 2 divisors, whose sum is σ = 13229942. Its totient is φ = 13229940.

The previous prime is 13229933. The next prime is 13229981. The reversal of 13229941 is 14992231.

13229941 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8099716 + 5130225 = 2846^2 + 2265^2 .

It is a cyclic number.

It is not a de Polignac number, because 13229941 - 23 = 13229933 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13229981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6614970 + 6614971.

It is an arithmetic number, because the mean of its divisors is an integer number (6614971).

Almost surely, 213229941 is an apocalyptic number.

It is an amenable number.

13229941 is a deficient number, since it is larger than the sum of its proper divisors (1).

13229941 is an equidigital number, since it uses as much as digits as its factorization.

13229941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 31.

The square root of 13229941 is about 3637.2985854890. The cubic root of 13229941 is about 236.5117033126.

The spelling of 13229941 in words is "thirteen million, two hundred twenty-nine thousand, nine hundred forty-one".