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9874206980 = 2251144882759
BaseRepresentation
bin10010011001000110…
…00111000100000100
3221111011001200112122
421030203013010010
5130210244110410
64311450305112
7466456242311
oct111443070404
927434050478
109874206980
114207806940
121ab6a28198
13c14915831
14699579d08
153cbd10e55
hex24c8c7104

9874206980 has 24 divisors (see below), whose sum is σ = 22620911040. Its totient is φ = 3590620640.

The previous prime is 9874206977. The next prime is 9874206989. The reversal of 9874206980 is 896024789.

It is not an unprimeable number, because it can be changed into a prime (9874206989) 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, 22441160 + ... + 22441599.

It is an arithmetic number, because the mean of its divisors is an integer number (942537960).

Almost surely, 29874206980 is an apocalyptic number.

It is an amenable number.

9874206980 is an abundant number, since it is smaller than the sum of its proper divisors (12746704060).

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

9874206980 is a wasteful number, since it uses less digits than its factorization.

9874206980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44882779 (or 44882777 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 53.

The square root of 9874206980 is about 99369.0443749964. The cubic root of 9874206980 is about 2145.3627820639.

The spelling of 9874206980 in words is "nine billion, eight hundred seventy-four million, two hundred six thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 44882759 89765518 179531036 224413795 448827590 493710349 897655180 987420698 1974841396 2468551745 4937103490 9874206980