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6103891 = 291091931
BaseRepresentation
bin10111010010001101010011
3102111002222001
4113102031103
53030311031
6334454431
7102611413
oct27221523
912432861
106103891
113499a42
122064417
131359391
14b4c643
15808861
hex5d2353

6103891 has 8 divisors (see below), whose sum is σ = 6375600. Its totient is φ = 5836320.

The previous prime is 6103859. The next prime is 6103913. The reversal of 6103891 is 1983016.

It is a happy number.

6103891 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6103891 - 25 = 6103859 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6103831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2196 + ... + 4126.

It is an arithmetic number, because the mean of its divisors is an integer number (796950).

Almost surely, 26103891 is an apocalyptic number.

6103891 is a deficient number, since it is larger than the sum of its proper divisors (271709).

6103891 is a wasteful number, since it uses less digits than its factorization.

6103891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2069.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 6103891 is about 2470.6053913970. The cubic root of 6103891 is about 182.7548550469.

The spelling of 6103891 in words is "six million, one hundred three thousand, eight hundred ninety-one".

Divisors: 1 29 109 1931 3161 55999 210479 6103891