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3104407031 = 11282218821
BaseRepresentation
bin1011100100001001…
…0111110111110111
322000100111012212012
42321002113313313
522324212011111
61232014114435
7136634011235
oct27102276767
98010435765
103104407031
1113533a1a50
127277aba1b
133a620bc4b
14216423955
1513281948b
hexb9097df7

3104407031 has 4 divisors (see below), whose sum is σ = 3386625864. Its totient is φ = 2822188200.

The previous prime is 3104407021. The next prime is 3104407049. The reversal of 3104407031 is 1307044013.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1307044013 = 11118822183.

It is a cyclic number.

It is not a de Polignac number, because 3104407031 - 226 = 3037298167 is a prime.

It is a super-2 number, since 2×31044070312 = 19274686028244469922, 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 = 3104406988 and 3104407006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3104407021) 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, 141109400 + ... + 141109421.

It is an arithmetic number, because the mean of its divisors is an integer number (846656466).

Almost surely, 23104407031 is an apocalyptic number.

3104407031 is a deficient number, since it is larger than the sum of its proper divisors (282218833).

3104407031 is a wasteful number, since it uses less digits than its factorization.

3104407031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282218832.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 3104407031 is about 55717.2058793332. The cubic root of 3104407031 is about 1458.7903646520.

The spelling of 3104407031 in words is "three billion, one hundred four million, four hundred seven thousand, thirty-one".

Divisors: 1 11 282218821 3104407031