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12243418141 = 372039162287
BaseRepresentation
bin10110110011100001…
…11011110000011101
31011121021011002021011
423121300323300131
5200033303340031
65342522535221
7612255223423
oct133160736035
934537132234
1012243418141
1152130aa299
122458367511
131201711426
148420a3113
154b9d046b1
hex2d9c3bc1d

12243418141 has 8 divisors (see below), whose sum is σ = 12580565760. Its totient is φ = 11906599248.

The previous prime is 12243418093. The next prime is 12243418181. The reversal of 12243418141 is 14181434221.

It is a happy number.

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 12243418141 - 213 = 12243409949 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 (12243418181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5701 + ... + 156586.

It is an arithmetic number, because the mean of its divisors is an integer number (1572570720).

Almost surely, 212243418141 is an apocalyptic number.

It is an amenable number.

12243418141 is a deficient number, since it is larger than the sum of its proper divisors (337147619).

12243418141 is a wasteful number, since it uses less digits than its factorization.

12243418141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164363.

The product of its digits is 6144, while the sum is 31.

The spelling of 12243418141 in words is "twelve billion, two hundred forty-three million, four hundred eighteen thousand, one hundred forty-one".

Divisors: 1 37 2039 75443 162287 6004619 330903193 12243418141