Search a number
34542041 = 157220013
BaseRepresentation
bin1000001111000…
…1000111011001
32101222220202212
42003301013121
532320321131
63232204505
7566413442
oct203610731
971886685
1034542041
1118552a46
12b699735
1372054a1
1448322c9
153074a2b
hex20f11d9

34542041 has 4 divisors (see below), whose sum is σ = 34762212. Its totient is φ = 34321872.

The previous prime is 34542037. The next prime is 34542047. The reversal of 34542041 is 14024543.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 15366400 + 19175641 = 3920^2 + 4379^2 .

It is a cyclic number.

It is not a de Polignac number, because 34542041 - 22 = 34542037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 34541998 and 34542016.

It is not an unprimeable number, because it can be changed into a prime (34542047) 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, 109850 + ... + 110163.

It is an arithmetic number, because the mean of its divisors is an integer number (8690553).

Almost surely, 234542041 is an apocalyptic number.

It is an amenable number.

34542041 is a deficient number, since it is larger than the sum of its proper divisors (220171).

34542041 is a wasteful number, since it uses less digits than its factorization.

34542041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220170.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 34542041 is about 5877.2477402267. The cubic root of 34542041 is about 325.6736826576.

Adding to 34542041 its reverse (14024543), we get a palindrome (48566584).

The spelling of 34542041 in words is "thirty-four million, five hundred forty-two thousand, forty-one".

Divisors: 1 157 220013 34542041