Search a number
-
+
12102214134 = 2313115397219
BaseRepresentation
bin10110100010101100…
…10010000111110110
31011020102110011210010
423101112102013312
5144241131323014
65320520241050
7605622060063
oct132126220766
934212404703
1012102214134
11515042566a
122419010186
1311ab3a206a
1482b427c6a
154ac711359
hex2d15921f6

12102214134 has 16 divisors (see below), whose sum is σ = 24389196480. Its totient is φ = 4003276680.

The previous prime is 12102214097. The next prime is 12102214181. The reversal of 12102214134 is 43141220121.

12102214134 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 12102214134.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7697824 + ... + 7699395.

It is an arithmetic number, because the mean of its divisors is an integer number (1524324780).

Almost surely, 212102214134 is an apocalyptic number.

12102214134 is an abundant number, since it is smaller than the sum of its proper divisors (12286982346).

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

12102214134 is a wasteful number, since it uses less digits than its factorization.

12102214134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15397355.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 12102214134 its reverse (43141220121), we get a palindrome (55243434255).

The spelling of 12102214134 in words is "twelve billion, one hundred two million, two hundred fourteen thousand, one hundred thirty-four".

Divisors: 1 2 3 6 131 262 393 786 15397219 30794438 46191657 92383314 2017035689 4034071378 6051107067 12102214134