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12063146551 = 28194279229
BaseRepresentation
bin10110011110000010…
…10000001000110111
31011010200221100010121
423033001100020313
5144201131142201
65313003032411
7604636024321
oct131701201067
934120840117
1012063146551
115130371605
122407b0b707
1311a3273a51
14826178611
154a90959a1
hex2cf050237

12063146551 has 4 divisors (see below), whose sum is σ = 12067428600. Its totient is φ = 12058864504.

The previous prime is 12063146489. The next prime is 12063146587. The reversal of 12063146551 is 15564136021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12063146551 - 229 = 11526275639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12063141551) 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, 2136796 + ... + 2142433.

It is an arithmetic number, because the mean of its divisors is an integer number (3016857150).

Almost surely, 212063146551 is an apocalyptic number.

12063146551 is a deficient number, since it is larger than the sum of its proper divisors (4282049).

12063146551 is an equidigital number, since it uses as much as digits as its factorization.

12063146551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4282048.

The product of its (nonzero) digits is 21600, while the sum is 34.

The spelling of 12063146551 in words is "twelve billion, sixty-three million, one hundred forty-six thousand, five hundred fifty-one".

Divisors: 1 2819 4279229 12063146551