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3144122423 = 13241855571
BaseRepresentation
bin1011101101100111…
…1000000000110111
322010010012222010122
42323121320000313
522414343404143
61235553242155
7140625412451
oct27331700067
98103188118
103144122423
111373858792
12738b6335b
133b1506090
1421b8012d1
15136061c68
hexbb678037

3144122423 has 4 divisors (see below), whose sum is σ = 3385978008. Its totient is φ = 2902266840.

The previous prime is 3144122417. The next prime is 3144122431. The reversal of 3144122423 is 3242214413.

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

It is a cyclic number.

It is not a de Polignac number, because 3144122423 - 222 = 3139928119 is a prime.

It is a super-2 number, since 2×31441224232 = 19771011621622781858, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3144122392 and 3144122401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3144122623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120927773 + ... + 120927798.

It is an arithmetic number, because the mean of its divisors is an integer number (846494502).

Almost surely, 23144122423 is an apocalyptic number.

3144122423 is a deficient number, since it is larger than the sum of its proper divisors (241855585).

3144122423 is a wasteful number, since it uses less digits than its factorization.

3144122423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241855584.

The product of its digits is 4608, while the sum is 26.

The square root of 3144122423 is about 56072.4747358274. The cubic root of 3144122423 is about 1464.9849032601.

Adding to 3144122423 its reverse (3242214413), we get a palindrome (6386336836).

The spelling of 3144122423 in words is "three billion, one hundred forty-four million, one hundred twenty-two thousand, four hundred twenty-three".

Divisors: 1 13 241855571 3144122423