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12652069 is a prime number
BaseRepresentation
bin110000010000…
…111000100101
3212210210101011
4300100320211
511214331234
61131102221
7212353333
oct60207045
925723334
1012652069
117161761
1242a1971
13280ca41
141974b53
15119db64
hexc10e25

12652069 has 2 divisors, whose sum is σ = 12652070. Its totient is φ = 12652068.

The previous prime is 12652049. The next prime is 12652099. The reversal of 12652069 is 96025621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12180100 + 471969 = 3490^2 + 687^2 .

It is a cyclic number.

It is not a de Polignac number, because 12652069 - 27 = 12651941 is a prime.

It is a super-2 number, since 2×126520692 = 320149699961522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12652069.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12652049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6326034 + 6326035.

It is an arithmetic number, because the mean of its divisors is an integer number (6326035).

Almost surely, 212652069 is an apocalyptic number.

It is an amenable number.

12652069 is a deficient number, since it is larger than the sum of its proper divisors (1).

12652069 is an equidigital number, since it uses as much as digits as its factorization.

12652069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 12652069 is about 3556.9746976890. The cubic root of 12652069 is about 233.0167732158.

The spelling of 12652069 in words is "twelve million, six hundred fifty-two thousand, sixty-nine".