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3122423 = 13072389
BaseRepresentation
bin1011111010010011110111
312212122011022
423322103313
51244404143
6150531355
735353163
oct13722367
95778138
103122423
111842a17
121066b5b
138542b5
145b3ca3
1541a268
hex2fa4f7

3122423 has 4 divisors (see below), whose sum is σ = 3126120. Its totient is φ = 3118728.

The previous prime is 3122419. The next prime is 3122447. The reversal of 3122423 is 3242213.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3122423 - 22 = 3122419 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3122453) 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, 113 + ... + 2501.

It is an arithmetic number, because the mean of its divisors is an integer number (781530).

Almost surely, 23122423 is an apocalyptic number.

3122423 is a deficient number, since it is larger than the sum of its proper divisors (3697).

3122423 is a wasteful number, since it uses less digits than its factorization.

3122423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3696.

The product of its digits is 288, while the sum is 17.

The square root of 3122423 is about 1767.0379169673. The cubic root of 3122423 is about 146.1606881590.

Adding to 3122423 its reverse (3242213), we get a palindrome (6364636).

The spelling of 3122423 in words is "three million, one hundred twenty-two thousand, four hundred twenty-three".

Divisors: 1 1307 2389 3122423