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6813108 = 2232189253
BaseRepresentation
bin11001111111010110110100
3110211010211100
4121333112310
53221004413
6402010100
7111624201
oct31772664
913733740
106813108
113933875
122346930
131547133
14c94ca8
158e8a73
hex67f5b4

6813108 has 18 divisors (see below), whose sum is σ = 17222114. Its totient is φ = 2271024.

The previous prime is 6813101. The next prime is 6813113. The reversal of 6813108 is 8013186.

6813108 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 6749604 + 63504 = 2598^2 + 252^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6813101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 94591 + ... + 94662.

Almost surely, 26813108 is an apocalyptic number.

It is an amenable number.

6813108 is an abundant number, since it is smaller than the sum of its proper divisors (10409006).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6813108 is a wasteful number, since it uses less digits than its factorization.

6813108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189263 (or 189258 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 6813108 is about 2610.1930963053. The cubic root of 6813108 is about 189.5753025567.

The spelling of 6813108 in words is "six million, eight hundred thirteen thousand, one hundred eight".

Divisors: 1 2 3 4 6 9 12 18 36 189253 378506 567759 757012 1135518 1703277 2271036 3406554 6813108