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6813088 = 25212909
BaseRepresentation
bin11001111111010110100000
3110211010210121
4121333112200
53221004323
6402010024
7111624142
oct31772640
913733717
106813088
113933857
122346914
131547119
14c94c92
158e8a5d
hex67f5a0

6813088 has 12 divisors (see below), whose sum is σ = 13413330. Its totient is φ = 3406528.

The previous prime is 6813067. The next prime is 6813091. The reversal of 6813088 is 8803186.

It can be written as a sum of positive squares in only one way, i.e., 5143824 + 1669264 = 2268^2 + 1292^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106423 + ... + 106486.

Almost surely, 26813088 is an apocalyptic number.

It is an amenable number.

6813088 is a deficient number, since it is larger than the sum of its proper divisors (6600242).

6813088 is a wasteful number, since it uses less digits than its factorization.

6813088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212919 (or 212911 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 6813088 is about 2610.1892651683. The cubic root of 6813088 is about 189.5751170559.

The spelling of 6813088 in words is "six million, eight hundred thirteen thousand, eighty-eight".

Divisors: 1 2 4 8 16 32 212909 425818 851636 1703272 3406544 6813088