Search a number
BaseRepresentation
bin1000001001011…
…10101001111101
311202121110120110
410010232221331
5114444123131
610440540233
71456644612
oct404565175
9152543513
1068348541
11356432a8
121aa81679
1311210c31
149112509
156001646
hex412ea7d

68348541 has 4 divisors (see below), whose sum is σ = 91131392. Its totient is φ = 45565692.

The previous prime is 68348507. The next prime is 68348549. The reversal of 68348541 is 14584386.

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 not a de Polignac number, because 68348541 - 26 = 68348477 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 68348541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68348549) 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, 11391421 + ... + 11391426.

It is an arithmetic number, because the mean of its divisors is an integer number (22782848).

Almost surely, 268348541 is an apocalyptic number.

It is an amenable number.

68348541 is a deficient number, since it is larger than the sum of its proper divisors (22782851).

68348541 is a wasteful number, since it uses less digits than its factorization.

68348541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22782850.

The product of its digits is 92160, while the sum is 39.

The square root of 68348541 is about 8267.3176423795. The cubic root of 68348541 is about 408.8616868812.

The spelling of 68348541 in words is "sixty-eight million, three hundred forty-eight thousand, five hundred forty-one".

Divisors: 1 3 22782847 68348541