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12242439883 = 193235126981
BaseRepresentation
bin10110110011011010…
…01100111011001011
31011121012022101100101
423121231030323023
5200033031034013
65342445550231
7612244010362
oct133155147313
934535271311
1012242439883
1152125a1313
122457b75377
13120145b08b
14841cca7d9
154b9bae8dd
hex2d9b4cecb

12242439883 has 8 divisors (see below), whose sum is σ = 12311562816. Its totient is φ = 12173376000.

The previous prime is 12242439877. The next prime is 12242439899. The reversal of 12242439883 is 38893424221.

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 12242439883 - 233 = 3652505291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12242439383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 440253 + ... + 467233.

It is an arithmetic number, because the mean of its divisors is an integer number (1538945352).

Almost surely, 212242439883 is an apocalyptic number.

12242439883 is a deficient number, since it is larger than the sum of its proper divisors (69122933).

12242439883 is a wasteful number, since it uses less digits than its factorization.

12242439883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29525.

The product of its digits is 663552, while the sum is 46.

The spelling of 12242439883 in words is "twelve billion, two hundred forty-two million, four hundred thirty-nine thousand, eight hundred eighty-three".

Divisors: 1 193 2351 26981 453743 5207333 63432331 12242439883