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6896020 = 225344801
BaseRepresentation
bin11010010011100110010100
3110222100120011
4122103212110
53231133040
6403450004
7112421005
oct32234624
913870504
106896020
11399009a
122386904
131575ab1
14cb71ac
159133ea
hex693994

6896020 has 12 divisors (see below), whose sum is σ = 14481684. Its totient is φ = 2758400.

The previous prime is 6896011. The next prime is 6896053. The reversal of 6896020 is 206986.

It can be written as a sum of positive squares in 2 ways, for example, as 2452356 + 4443664 = 1566^2 + 2108^2 .

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172381 + ... + 172420.

It is an arithmetic number, because the mean of its divisors is an integer number (1206807).

Almost surely, 26896020 is an apocalyptic number.

It is an amenable number.

6896020 is an abundant number, since it is smaller than the sum of its proper divisors (7585664).

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

6896020 is a wasteful number, since it uses less digits than its factorization.

6896020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344810 (or 344808 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 6896020 is about 2626.0274179833. The cubic root of 6896020 is about 190.3412151104.

The spelling of 6896020 in words is "six million, eight hundred ninety-six thousand, twenty".

Divisors: 1 2 4 5 10 20 344801 689602 1379204 1724005 3448010 6896020