Search a number
-
+
34012104131 = 130726023033
BaseRepresentation
bin11111101011010001…
…111000010111000011
310020210100202220120102
4133223101320113003
51024124044313011
623342553233015
72312565054305
oct375321702703
9106710686512
1034012104131
1113473a45275
12671270276b
133290664005
14190922d975
15d40e9073b
hex7eb4785c3

34012104131 has 4 divisors (see below), whose sum is σ = 34038128472. Its totient is φ = 33986079792.

The previous prime is 34012104103. The next prime is 34012104143. The reversal of 34012104131 is 13140121043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13140121043 = 71877160149.

It is a cyclic number.

It is not a de Polignac number, because 34012104131 - 218 = 34011841987 is a prime.

It is a super-2 number, since 2×340121041312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34012101131) 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, 13010210 + ... + 13012823.

It is an arithmetic number, because the mean of its divisors is an integer number (8509532118).

Almost surely, 234012104131 is an apocalyptic number.

34012104131 is a deficient number, since it is larger than the sum of its proper divisors (26024341).

34012104131 is a wasteful number, since it uses less digits than its factorization.

34012104131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26024340.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 34012104131 its reverse (13140121043), we get a palindrome (47152225174).

The spelling of 34012104131 in words is "thirty-four billion, twelve million, one hundred four thousand, one hundred thirty-one".

Divisors: 1 1307 26023033 34012104131