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12580832651 = 83151576297
BaseRepresentation
bin10111011011110000…
…00100010110001011
31012110210001111221212
423231320010112023
5201231143121101
65440214523335
7623523212252
oct135570042613
935423044855
1012580832651
115376608862
12253136654b
1312565abc9a
14874c15799
154d97541bb
hex2ede0458b

12580832651 has 4 divisors (see below), whose sum is σ = 12732409032. Its totient is φ = 12429256272.

The previous prime is 12580832603. The next prime is 12580832659. The reversal of 12580832651 is 15623808521.

12580832651 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.

It is a cyclic number.

It is not a de Polignac number, because 12580832651 - 214 = 12580816267 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12580832599 and 12580832608.

It is not an unprimeable number, because it can be changed into a prime (12580832659) 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, 75788066 + ... + 75788231.

It is an arithmetic number, because the mean of its divisors is an integer number (3183102258).

Almost surely, 212580832651 is an apocalyptic number.

12580832651 is a deficient number, since it is larger than the sum of its proper divisors (151576381).

12580832651 is an equidigital number, since it uses as much as digits as its factorization.

12580832651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151576380.

The product of its (nonzero) digits is 115200, while the sum is 41.

The spelling of 12580832651 in words is "twelve billion, five hundred eighty million, eight hundred thirty-two thousand, six hundred fifty-one".

Divisors: 1 83 151576297 12580832651