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34134913 = 43397867
BaseRepresentation
bin1000001000110…
…1101110000001
32101020020022001
42002031232001
532214304123
63215344001
7563066461
oct202155601
971206261
1034134913
11182a507a
12b522001
1370c2097
144767ba1
152ee40ad
hex208db81

34134913 has 4 divisors (see below), whose sum is σ = 34147120. Its totient is φ = 34122708.

The previous prime is 34134911. The next prime is 34134917. The reversal of 34134913 is 31943143.

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, and also an emirpimes, since its reverse is a distinct semiprime: 31943143 = 157120333.

It is a cyclic number.

It is not a de Polignac number, because 34134913 - 21 = 34134911 is a prime.

It is a super-3 number, since 3×341349133 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34134911) 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, 406 + ... + 8272.

It is an arithmetic number, because the mean of its divisors is an integer number (8536780).

Almost surely, 234134913 is an apocalyptic number.

It is an amenable number.

34134913 is a deficient number, since it is larger than the sum of its proper divisors (12207).

34134913 is an equidigital number, since it uses as much as digits as its factorization.

34134913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12206.

The product of its digits is 3888, while the sum is 28.

The square root of 34134913 is about 5842.5091356368. The cubic root of 34134913 is about 324.3891104428.

The spelling of 34134913 in words is "thirty-four million, one hundred thirty-four thousand, nine hundred thirteen".

Divisors: 1 4339 7867 34134913