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12877206 = 232146201
BaseRepresentation
bin110001000111…
…110110010110
3220020020012120
4301013312112
511244032311
61140000410
7214311606
oct61076626
926206176
1012877206
1172a5921
124390106
13288b364
1419d2c06
1511e5706
hexc47d96

12877206 has 8 divisors (see below), whose sum is σ = 25754424. Its totient is φ = 4292400.

The previous prime is 12877181. The next prime is 12877213. The reversal of 12877206 is 60277821.

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

12877206 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1073095 + ... + 1073106.

It is an arithmetic number, because the mean of its divisors is an integer number (3219303).

Almost surely, 212877206 is an apocalyptic number.

12877206 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.

12877206 is a wasteful number, since it uses less digits than its factorization.

12877206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2146206.

The product of its (nonzero) digits is 9408, while the sum is 33.

The square root of 12877206 is about 3588.4824090415. The cubic root of 12877206 is about 234.3907926781.

The spelling of 12877206 in words is "twelve million, eight hundred seventy-seven thousand, two hundred six".

Divisors: 1 2 3 6 2146201 4292402 6438603 12877206