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12830267 = 292271949
BaseRepresentation
bin110000111100…
…011000111011
3220010211211002
4300330120323
511241032032
61134555215
7214025012
oct60743073
926124732
1012830267
11727362a
124368b0b
132872b98
1419bda79
1511d6862
hexc3c63b

12830267 has 8 divisors (see below), whose sum is σ = 13338000. Its totient is φ = 12326944.

The previous prime is 12830243. The next prime is 12830269. The reversal of 12830267 is 76203821.

It is a happy number.

12830267 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12830267 - 26 = 12830203 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12830269) 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 in 7 ways as a sum of consecutive naturals, for example, 5609 + ... + 7557.

It is an arithmetic number, because the mean of its divisors is an integer number (1667250).

Almost surely, 212830267 is an apocalyptic number.

12830267 is a deficient number, since it is larger than the sum of its proper divisors (507733).

12830267 is a wasteful number, since it uses less digits than its factorization.

12830267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2205.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 12830267 is about 3581.9362082539. The cubic root of 12830267 is about 234.1056515142.

The spelling of 12830267 in words is "twelve million, eight hundred thirty thousand, two hundred sixty-seven".

Divisors: 1 29 227 1949 6583 56521 442423 12830267