Search a number
-
+
213412000213 = 385831553123
BaseRepresentation
bin1100011011000001011…
…0001011000111010101
3202101212001022220000001
43012300112023013111
511444031433001323
6242012355451301
721263356033306
oct3066026130725
9671761286001
10213412000213
11825645684a5
123543b2b6b31
1317180b74589
14a4874567ad
155840b5a3ad
hex31b058b1d5

213412000213 has 4 divisors (see below), whose sum is σ = 213412939168. Its totient is φ = 213411061260.

The previous prime is 213412000177. The next prime is 213412000229. The reversal of 213412000213 is 312000214312.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 213412000213 - 225 = 213378445781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213412030213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109270 + ... + 662392.

It is an arithmetic number, because the mean of its divisors is an integer number (53353234792).

Almost surely, 2213412000213 is an apocalyptic number.

It is an amenable number.

213412000213 is a deficient number, since it is larger than the sum of its proper divisors (938955).

213412000213 is an equidigital number, since it uses as much as digits as its factorization.

213412000213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 938954.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 213412000213 its reverse (312000214312), we get a palindrome (525412214525).

The spelling of 213412000213 in words is "two hundred thirteen billion, four hundred twelve million, two hundred thirteen", and thus it is an aban number.

Divisors: 1 385831 553123 213412000213