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12922067 = 23561829
BaseRepresentation
bin110001010010…
…110011010011
3220022111202002
4301102303103
511302001232
61140544215
7214556444
oct61226323
926274662
1012922067
1173265a4
1243b206b
1328a58c2
141a052cb
151203b62
hexc52cd3

12922067 has 4 divisors (see below), whose sum is σ = 13483920. Its totient is φ = 12360216.

The previous prime is 12922061. The next prime is 12922079. The reversal of 12922067 is 76022921.

12922067 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 76022921 = 135847917.

It is a cyclic number.

It is not a de Polignac number, because 12922067 - 24 = 12922051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12922061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280892 + ... + 280937.

It is an arithmetic number, because the mean of its divisors is an integer number (3370980).

Almost surely, 212922067 is an apocalyptic number.

12922067 is a deficient number, since it is larger than the sum of its proper divisors (561853).

12922067 is an equidigital number, since it uses as much as digits as its factorization.

12922067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561852.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 12922067 is about 3594.7276670146. The cubic root of 12922067 is about 234.6626637234.

Adding to 12922067 its reverse (76022921), we get a palindrome (88944988).

The spelling of 12922067 in words is "twelve million, nine hundred twenty-two thousand, sixty-seven".

Divisors: 1 23 561829 12922067