Search a number
-
+
12879102 = 234349919
BaseRepresentation
bin110001001000…
…010011111110
3220020022210210
4301020103332
511244112402
61140013250
7214320255
oct61102376
926208723
1012879102
1172a7295
124391226
13288c192
1419d379c
1511e606c
hexc484fe

12879102 has 16 divisors (see below), whose sum is σ = 26357760. Its totient is φ = 4193112.

The previous prime is 12879091. The next prime is 12879107. The reversal of 12879102 is 20197821.

12879102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12879102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12879107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24702 + ... + 25217.

It is an arithmetic number, because the mean of its divisors is an integer number (1647360).

Almost surely, 212879102 is an apocalyptic number.

12879102 is an abundant number, since it is smaller than the sum of its proper divisors (13478658).

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

12879102 is a wasteful number, since it uses less digits than its factorization.

12879102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49967.

The product of its (nonzero) digits is 2016, while the sum is 30.

The square root of 12879102 is about 3588.7465778458. The cubic root of 12879102 is about 234.4022957721.

The spelling of 12879102 in words is "twelve million, eight hundred seventy-nine thousand, one hundred two".

Divisors: 1 2 3 6 43 86 129 258 49919 99838 149757 299514 2146517 4293034 6439551 12879102