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6890244 = 2231733319
BaseRepresentation
bin11010010010001100000100
3110222001122020
4122102030010
53230441434
6403403140
7112365114
oct32221404
913861566
106890244
113986819
1223834b0
13157328a
14cb5044
15911849
hex692304

6890244 has 24 divisors (see below), whose sum is σ = 16175040. Its totient is φ = 2282784.

The previous prime is 6890243. The next prime is 6890249. The reversal of 6890244 is 4420986.

It is not an unprimeable number, because it can be changed into a prime (6890243) 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, 417 + ... + 3735.

It is an arithmetic number, because the mean of its divisors is an integer number (673960).

Almost surely, 26890244 is an apocalyptic number.

It is an amenable number.

6890244 is an abundant number, since it is smaller than the sum of its proper divisors (9284796).

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

6890244 is a wasteful number, since it uses less digits than its factorization.

6890244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3499 (or 3497 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 6890244 is about 2624.9274275682. The cubic root of 6890244 is about 190.2880579777.

The spelling of 6890244 in words is "six million, eight hundred ninety thousand, two hundred forty-four".

Divisors: 1 2 3 4 6 12 173 346 519 692 1038 2076 3319 6638 9957 13276 19914 39828 574187 1148374 1722561 2296748 3445122 6890244