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34061131 = 132620087
BaseRepresentation
bin1000000111101…
…1101101001011
32101002111002101
42001323231023
532204424011
63214014231
7562341406
oct201735513
971074071
1034061131
11182546a5
12b4a7377
137097620
144748d3d
152ecc2c1
hex207bb4b

34061131 has 4 divisors (see below), whose sum is σ = 36681232. Its totient is φ = 31441032.

The previous prime is 34061099. The next prime is 34061171. The reversal of 34061131 is 13116043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13116043 = 71184733.

It is a cyclic number.

It is not a de Polignac number, because 34061131 - 25 = 34061099 is a prime.

It is a super-2 number, since 2×340611312 = 2320321289998322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34061099 and 34061108.

It is not an unprimeable number, because it can be changed into a prime (34061171) 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, 1310031 + ... + 1310056.

It is an arithmetic number, because the mean of its divisors is an integer number (9170308).

Almost surely, 234061131 is an apocalyptic number.

34061131 is a deficient number, since it is larger than the sum of its proper divisors (2620101).

34061131 is a wasteful number, since it uses less digits than its factorization.

34061131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2620100.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 34061131 is about 5836.1914807518. The cubic root of 34061131 is about 324.1552214385.

Adding to 34061131 its reverse (13116043), we get a palindrome (47177174).

The spelling of 34061131 in words is "thirty-four million, sixty-one thousand, one hundred thirty-one".

Divisors: 1 13 2620087 34061131