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9988842 = 231664807
BaseRepresentation
bin100110000110…
…101011101010
3200210111010010
4212012223222
510024120332
6554032350
7150621663
oct46065352
920714103
109988842
115702846
1234186b6
1320b9776
14148036a
15d249cc
hex986aea

9988842 has 8 divisors (see below), whose sum is σ = 19977696. Its totient is φ = 3329612.

The previous prime is 9988817. The next prime is 9988873. The reversal of 9988842 is 2488899.

9988842 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

9988842 is an admirable number.

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 9988791 and 9988800.

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, 832398 + ... + 832409.

It is an arithmetic number, because the mean of its divisors is an integer number (2497212).

Almost surely, 29988842 is an apocalyptic number.

9988842 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

9988842 is a wasteful number, since it uses less digits than its factorization.

9988842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1664812.

The product of its digits is 331776, while the sum is 48.

The square root of 9988842 is about 3160.5129330537. The cubic root of 9988842 is about 215.3633085739.

The spelling of 9988842 in words is "nine million, nine hundred eighty-eight thousand, eight hundred forty-two".

Divisors: 1 2 3 6 1664807 3329614 4994421 9988842