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12394246619 = 263293160841
BaseRepresentation
bin10111000101100000…
…10011000111011011
31011222202221222001002
423202300103013123
5200340411342434
65405511415215
7616066233536
oct134260230733
934882858032
1012394246619
115290257a27
12249a98450b
131226a40451
14858125a1d
154c819957e
hex2e2c131db

12394246619 has 8 divisors (see below), whose sum is σ = 12483912672. Its totient is φ = 12304903360.

The previous prime is 12394246609. The next prime is 12394246621. The reversal of 12394246619 is 91664249321.

12394246619 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12394246619 - 24 = 12394246603 is a prime.

It is a super-2 number, since 2×123942466192 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12394246609) 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 7 ways as a sum of consecutive naturals, for example, 3362 + ... + 157479.

It is an arithmetic number, because the mean of its divisors is an integer number (1560489084).

Almost surely, 212394246619 is an apocalyptic number.

12394246619 is a deficient number, since it is larger than the sum of its proper divisors (89666053).

12394246619 is a wasteful number, since it uses less digits than its factorization.

12394246619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161397.

The product of its digits is 559872, while the sum is 47.

The spelling of 12394246619 in words is "twelve billion, three hundred ninety-four million, two hundred forty-six thousand, six hundred nineteen".

Divisors: 1 263 293 77059 160841 42301183 47126413 12394246619