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12874906 = 211599977
BaseRepresentation
bin110001000111…
…010010011010
3220020010001101
4301013102122
511243444111
61135542014
7214302112
oct61072232
926203041
1012874906
1172a4120
12438a90a
13288a2b5
1419d2042
1511e4bc1
hexc4749a

12874906 has 16 divisors (see below), whose sum is σ = 21124800. Its totient is φ = 5836480.

The previous prime is 12874903. The next prime is 12874949. The reversal of 12874906 is 60947821.

It is not an unprimeable number, because it can be changed into a prime (12874903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12690 + ... + 13666.

It is an arithmetic number, because the mean of its divisors is an integer number (1320300).

Almost surely, 212874906 is an apocalyptic number.

12874906 is a deficient number, since it is larger than the sum of its proper divisors (8249894).

12874906 is a wasteful number, since it uses less digits than its factorization.

12874906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1589.

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 12874906 is about 3588.1619249973. The cubic root of 12874906 is about 234.3768369871.

The spelling of 12874906 in words is "twelve million, eight hundred seventy-four thousand, nine hundred six".

Divisors: 1 2 11 22 599 977 1198 1954 6589 10747 13178 21494 585223 1170446 6437453 12874906