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906193710913 = 2971953461819
BaseRepresentation
bin11010010111111010101…
…10101010111101000001
310012122001012100012022211
431023331112222331001
5104321341042222123
61532144420102121
7122320216310521
oct15137526527501
93178035305284
10906193710913
1131a3507a8547
12127762534941
13675b8a196ca
1431c07c1b681
151888b17a40d
hexd2fd5aaf41

906193710913 has 16 divisors (see below), whose sum is σ = 951644764800. Its totient is φ = 861715442560.

The previous prime is 906193710899. The next prime is 906193711009. The reversal of 906193710913 is 319017391609.

It is a cyclic number.

It is not a de Polignac number, because 906193710913 - 25 = 906193710881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (906193710013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1731318 + ... + 2193136.

It is an arithmetic number, because the mean of its divisors is an integer number (59477797800).

Almost surely, 2906193710913 is an apocalyptic number.

It is an amenable number.

906193710913 is a deficient number, since it is larger than the sum of its proper divisors (45451053887).

906193710913 is a wasteful number, since it uses less digits than its factorization.

906193710913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462872.

The product of its (nonzero) digits is 275562, while the sum is 49.

The spelling of 906193710913 in words is "nine hundred six billion, one hundred ninety-three million, seven hundred ten thousand, nine hundred thirteen".

Divisors: 1 29 71 953 2059 27637 67663 461819 1962227 13392751 32789149 440113507 950885321 12763291703 31248058997 906193710913