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12500329 is a prime number
BaseRepresentation
bin101111101011…
…110101101001
3212112002020011
4233223311221
511200002304
61123531521
7211152052
oct57536551
925462204
1012500329
117068756
124229ba1
13278895a
141935729
15116dc04
hexbebd69

12500329 has 2 divisors, whose sum is σ = 12500330. Its totient is φ = 12500328.

The previous prime is 12500263. The next prime is 12500351. The reversal of 12500329 is 92300521.

12500329 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (12500351) can be obtained adding 12500329 to its sum of digits (22).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11594025 + 906304 = 3405^2 + 952^2 .

It is an emirp because it is prime and its reverse (92300521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12500329 - 217 = 12369257 is a prime.

It is a super-3 number, since 3×125003293 (a number of 22 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (12500359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6250164 + 6250165.

It is an arithmetic number, because the mean of its divisors is an integer number (6250165).

Almost surely, 212500329 is an apocalyptic number.

It is an amenable number.

12500329 is a deficient number, since it is larger than the sum of its proper divisors (1).

12500329 is an equidigital number, since it uses as much as digits as its factorization.

12500329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 12500329 is about 3535.5804332528. The cubic root of 12500329 is about 232.0814777731.

The spelling of 12500329 in words is "twelve million, five hundred thousand, three hundred twenty-nine".