Search a number
-
+
34074809 = 1915711423
BaseRepresentation
bin1000000111111…
…1000010111001
32101010011211222
42001333002321
532210343214
63214201425
7562426316
oct201770271
971104758
1034074809
11182639aa
12b4b3275
1370a0912
14474dd0d
152ed138e
hex207f0b9

34074809 has 8 divisors (see below), whose sum is σ = 36099840. Its totient is φ = 32072976.

The previous prime is 34074787. The next prime is 34074823. The reversal of 34074809 is 90847043.

34074809 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 34074809 - 28 = 34074553 is a prime.

It is a super-2 number, since 2×340748092 = 2322185216772962, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34074869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2729 + ... + 8694.

It is an arithmetic number, because the mean of its divisors is an integer number (4512480).

Almost surely, 234074809 is an apocalyptic number.

It is an amenable number.

34074809 is a deficient number, since it is larger than the sum of its proper divisors (2025031).

34074809 is a wasteful number, since it uses less digits than its factorization.

34074809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11599.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 34074809 is about 5837.3631889750. The cubic root of 34074809 is about 324.1986061963.

The spelling of 34074809 in words is "thirty-four million, seventy-four thousand, eight hundred nine".

Divisors: 1 19 157 2983 11423 217037 1793411 34074809