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12300093811 = 40930073579
BaseRepresentation
bin10110111010010010…
…01000100101110011
31011202012210111200001
423131021020211303
5200142311000221
65352305410431
7613544033545
oct133511104563
934665714601
1012300093811
11524209a595
122473339a17
131210396225
14849817695
154bec9c391
hex2dd248973

12300093811 has 4 divisors (see below), whose sum is σ = 12330167800. Its totient is φ = 12270019824.

The previous prime is 12300093809. The next prime is 12300093823. The reversal of 12300093811 is 11839000321.

12300093811 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: 11839000321 = 44212677901.

It is a cyclic number.

It is not a de Polignac number, because 12300093811 - 21 = 12300093809 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12300093811.

It is not an unprimeable number, because it can be changed into a prime (12300094811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15036381 + ... + 15037198.

It is an arithmetic number, because the mean of its divisors is an integer number (3082541950).

Almost surely, 212300093811 is an apocalyptic number.

12300093811 is a deficient number, since it is larger than the sum of its proper divisors (30073989).

12300093811 is an equidigital number, since it uses as much as digits as its factorization.

12300093811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30073988.

The product of its (nonzero) digits is 1296, while the sum is 28.

It can be divided in two parts, 123000 and 93811, that added together give a triangular number (216811 = T658).

The spelling of 12300093811 in words is "twelve billion, three hundred million, ninety-three thousand, eight hundred eleven".

Divisors: 1 409 30073579 12300093811