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6980842760 = 235174521069
BaseRepresentation
bin1101000000001011…
…10011010100001000
3200000111200112222212
412200011303110020
5103244043432020
63112411404252
7334664120153
oct64005632410
920014615885
106980842760
112a6255a541
121429a53688
138733592b8
144a31b0c9a
152accd2cc5
hex1a0173508

6980842760 has 16 divisors (see below), whose sum is σ = 15706896300. Its totient is φ = 2792337088.

The previous prime is 6980842751. The next prime is 6980842777. The reversal of 6980842760 is 672480896.

It can be written as a sum of positive squares in 2 ways, for example, as 6512812804 + 468029956 = 80702^2 + 21634^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6980842699 and 6980842708.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87260495 + ... + 87260574.

Almost surely, 26980842760 is an apocalyptic number.

It is an amenable number.

6980842760 is an abundant number, since it is smaller than the sum of its proper divisors (8726053540).

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

6980842760 is a wasteful number, since it uses less digits than its factorization.

6980842760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174521080 (or 174521076 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 50.

The square root of 6980842760 is about 83551.4378092921. The cubic root of 6980842760 is about 1911.1845178472.

The spelling of 6980842760 in words is "six billion, nine hundred eighty million, eight hundred forty-two thousand, seven hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 174521069 349042138 698084276 872605345 1396168552 1745210690 3490421380 6980842760