Search a number
-
+
12670926 = 239912131
BaseRepresentation
bin110000010101…
…011111001110
3212211202020120
4300111133032
511220432201
61131325410
7212462322
oct60253716
925752216
1012670926
117174944
1242b0866
1328184b8
14197b982
1511a4536
hexc157ce

12670926 has 16 divisors (see below), whose sum is σ = 25379328. Its totient is φ = 4217400.

The previous prime is 12670919. The next prime is 12670951. The reversal of 12670926 is 62907621.

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 7 ways as a sum of consecutive naturals, for example, 4881 + ... + 7011.

It is an arithmetic number, because the mean of its divisors is an integer number (1586208).

Almost surely, 212670926 is an apocalyptic number.

12670926 is an abundant number, since it is smaller than the sum of its proper divisors (12708402).

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

12670926 is a wasteful number, since it uses less digits than its factorization.

12670926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3127.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 12670926 is about 3559.6244183902. The cubic root of 12670926 is about 233.1324806710.

The spelling of 12670926 in words is "twelve million, six hundred seventy thousand, nine hundred twenty-six".

Divisors: 1 2 3 6 991 1982 2131 2973 4262 5946 6393 12786 2111821 4223642 6335463 12670926