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3104402431 = 13238800187
BaseRepresentation
bin1011100100001001…
…0110101111111111
322000100110222112211
42321002112233333
522324211334211
61232014041251
7136633661644
oct27102265777
98010428484
103104402431
111353399549
127277a9227
133a6209b20
14216421dcb
15132817e21
hexb9096bff

3104402431 has 4 divisors (see below), whose sum is σ = 3343202632. Its totient is φ = 2865602232.

The previous prime is 3104402417. The next prime is 3104402461. The reversal of 3104402431 is 1342044013.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1342044013 = 4213187753.

It is a cyclic number.

It is not a de Polignac number, because 3104402431 - 221 = 3102305279 is a prime.

It is a super-2 number, since 2×31044024312 = 19274628907197419522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3104402461) 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, 119400081 + ... + 119400106.

It is an arithmetic number, because the mean of its divisors is an integer number (835800658).

Almost surely, 23104402431 is an apocalyptic number.

3104402431 is a deficient number, since it is larger than the sum of its proper divisors (238800201).

3104402431 is a wasteful number, since it uses less digits than its factorization.

3104402431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238800200.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 3104402431 is about 55717.1645994302. The cubic root of 3104402431 is about 1458.7896441237.

Adding to 3104402431 its reverse (1342044013), we get a palindrome (4446446444).

The spelling of 3104402431 in words is "three billion, one hundred four million, four hundred two thousand, four hundred thirty-one".

Divisors: 1 13 238800187 3104402431