Search a number
-
+
34408159 = 163211093
BaseRepresentation
bin1000001101000…
…0011011011111
32101202010010021
42003100123133
532302030114
63225253011
7565315222
oct203203337
971663107
1034408159
11184713a5
12b634167
137189576
1447d95b9
15304a024
hex20d06df

34408159 has 4 divisors (see below), whose sum is σ = 34619416. Its totient is φ = 34196904.

The previous prime is 34408147. The next prime is 34408163. The reversal of 34408159 is 95180443.

34408159 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 95180443 = 195009497.

It is a cyclic number.

It is not a de Polignac number, because 34408159 - 221 = 32311007 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 (34408189) 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 3 ways as a sum of consecutive naturals, for example, 105384 + ... + 105709.

It is an arithmetic number, because the mean of its divisors is an integer number (8654854).

Almost surely, 234408159 is an apocalyptic number.

34408159 is a deficient number, since it is larger than the sum of its proper divisors (211257).

34408159 is a wasteful number, since it uses less digits than its factorization.

34408159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211256.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 34408159 is about 5865.8468271853. The cubic root of 34408159 is about 325.2523767487.

The spelling of 34408159 in words is "thirty-four million, four hundred eight thousand, one hundred fifty-nine".

Divisors: 1 163 211093 34408159