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12876012 = 2232357667
BaseRepresentation
bin110001000111…
…100011101100
3220020011120100
4301013203230
511244013022
61135551100
7214305252
oct61074354
926204510
1012876012
1172a4a36
12438b490
13288a956
1419d25d2
1511e51ac
hexc478ec

12876012 has 18 divisors (see below), whose sum is σ = 32547788. Its totient is φ = 4291992.

The previous prime is 12876001. The next prime is 12876013. The reversal of 12876012 is 21067821.

12876012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (12876013) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 178798 + ... + 178869.

Almost surely, 212876012 is an apocalyptic number.

12876012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12876012 is an abundant number, since it is smaller than the sum of its proper divisors (19671776).

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

12876012 is a wasteful number, since it uses less digits than its factorization.

12876012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357677 (or 357672 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 12876012 is about 3588.3160395929. The cubic root of 12876012 is about 234.3835480616.

The spelling of 12876012 in words is "twelve million, eight hundred seventy-six thousand, twelve".

Divisors: 1 2 3 4 6 9 12 18 36 357667 715334 1073001 1430668 2146002 3219003 4292004 6438006 12876012