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12876834 = 232146139
BaseRepresentation
bin110001000111…
…110000100010
3220020012200210
4301013300202
511244024314
61135554550
7214310535
oct61076042
926205623
1012876834
1172a5613
12438ba56
13288b139
1419d2a1c
1511e5559
hexc47c22

12876834 has 8 divisors (see below), whose sum is σ = 25753680. Its totient is φ = 4292276.

The previous prime is 12876833. The next prime is 12876839. The reversal of 12876834 is 43867821.

It is a sphenic number, since it is the product of 3 distinct primes.

12876834 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12876792 and 12876801.

It is not an unprimeable number, because it can be changed into a prime (12876833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1073064 + ... + 1073075.

It is an arithmetic number, because the mean of its divisors is an integer number (3219210).

Almost surely, 212876834 is an apocalyptic number.

12876834 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12876834 is a wasteful number, since it uses less digits than its factorization.

12876834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2146144.

The product of its digits is 64512, while the sum is 39.

The square root of 12876834 is about 3588.4305761711. The cubic root of 12876834 is about 234.3885356094.

The spelling of 12876834 in words is "twelve million, eight hundred seventy-six thousand, eight hundred thirty-four".

Divisors: 1 2 3 6 2146139 4292278 6438417 12876834