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6890982 = 237164071
BaseRepresentation
bin11010010010010111100110
3110222002122120
4122102113212
53231002412
6403410410
7112400220
oct32222746
913862576
106890982
11398732a
122383a06
131573707
14cb5410
15911b8c
hex6925e6

6890982 has 16 divisors (see below), whose sum is σ = 15750912. Its totient is φ = 1968840.

The previous prime is 6890969. The next prime is 6891011. The reversal of 6890982 is 2890986.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 164071 = 6890982 / (6 + 8 + 9 + 0 + 9 + 8 + 2).

It is a nialpdrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81994 + ... + 82077.

It is an arithmetic number, because the mean of its divisors is an integer number (984432).

Almost surely, 26890982 is an apocalyptic number.

6890982 is an abundant number, since it is smaller than the sum of its proper divisors (8859930).

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

6890982 is a wasteful number, since it uses less digits than its factorization.

6890982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164083.

The product of its (nonzero) digits is 62208, while the sum is 42.

The square root of 6890982 is about 2625.0679991193. The cubic root of 6890982 is about 190.2948515239.

The spelling of 6890982 in words is "six million, eight hundred ninety thousand, nine hundred eighty-two".

Divisors: 1 2 3 6 7 14 21 42 164071 328142 492213 984426 1148497 2296994 3445491 6890982