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999996768 = 25323472211
BaseRepresentation
bin111011100110101…
…011110101100000
32120200200002200100
4323212223311200
54021444344033
6243121222400
733531555321
oct7346536540
92520602610
10999996768
11473521411
1223aa91a00
1312c238884
1496b4a448
155cbd0513
hex3b9abd60

999996768 has 36 divisors (see below), whose sum is σ = 2843741628. Its totient is φ = 333332160.

The previous prime is 999996749. The next prime is 999996779. The reversal of 999996768 is 867699999.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 999996696 and 999996705.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1735818 + ... + 1736393.

It is an arithmetic number, because the mean of its divisors is an integer number (78992823).

Almost surely, 2999996768 is an apocalyptic number.

It is an amenable number.

999996768 is an abundant number, since it is smaller than the sum of its proper divisors (1843744860).

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

999996768 is a wasteful number, since it uses less digits than its factorization.

999996768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3472227 (or 3472216 counting only the distinct ones).

The product of its digits is 119042784, while the sum is 72.

The square root of 999996768 is about 31622.7254992355. The cubic root of 999996768 is about 999.9989226655.

The spelling of 999996768 in words is "nine hundred ninety-nine million, nine hundred ninety-six thousand, seven hundred sixty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 72 96 144 288 3472211 6944422 10416633 13888844 20833266 27777688 31249899 41666532 55555376 62499798 83333064 111110752 124999596 166666128 249999192 333332256 499998384 999996768