Search a number
-
+
34378741 = 147123371
BaseRepresentation
bin1000001100100…
…1001111110101
32101200121202201
42003021033311
532300104431
63224504501
7565133365
oct203111765
971617681
1034378741
1118451291
12b61b131
137179067
1447cc9a5
153041461
hex20c93f5

34378741 has 4 divisors (see below), whose sum is σ = 34403584. Its totient is φ = 34353900.

The previous prime is 34378727. The next prime is 34378763. The reversal of 34378741 is 14787343.

34378741 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 a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 34378741 - 27 = 34378613 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34378741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34370741) 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, 10215 + ... + 13156.

It is an arithmetic number, because the mean of its divisors is an integer number (8600896).

Almost surely, 234378741 is an apocalyptic number.

It is an amenable number.

34378741 is a deficient number, since it is larger than the sum of its proper divisors (24843).

34378741 is a wasteful number, since it uses less digits than its factorization.

34378741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24842.

The product of its digits is 56448, while the sum is 37.

The square root of 34378741 is about 5863.3387246517. The cubic root of 34378741 is about 325.1596564671.

The spelling of 34378741 in words is "thirty-four million, three hundred seventy-eight thousand, seven hundred forty-one".

Divisors: 1 1471 23371 34378741