Base | Representation |
---|---|
bin | 100100001100100001… |
… | …011010001000010000 |
3 | 10201022112221220011212 |
4 | 210030201122020100 |
5 | 1114043341240112 |
6 | 25504303155252 |
7 | 2544051156515 |
oct | 441441321020 |
9 | 121275856155 |
10 | 38864790032 |
11 | 15534184a92 |
12 | 76478a5b28 |
13 | 3884b243a3 |
14 | 1c4990530c |
15 | 1026ee8522 |
hex | 90c85a210 |
38864790032 has 20 divisors (see below), whose sum is σ = 76332047100. Its totient is φ = 19166197248.
The previous prime is 38864790011. The next prime is 38864790071. The reversal of 38864790032 is 23009746883.
It can be written as a sum of positive squares in 2 ways, for example, as 16670941456 + 22193848576 = 129116^2 + 148976^2 .
It is a super-2 number, since 2×388647900322 (a number of 22 digits) contains 22 as substring.
It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16636157 + ... + 16638492.
It is an arithmetic number, because the mean of its divisors is an integer number (3816602355).
Almost surely, 238864790032 is an apocalyptic number.
It is an amenable number.
38864790032 is a deficient number, since it is larger than the sum of its proper divisors (37467257068).
38864790032 is a wasteful number, since it uses less digits than its factorization.
38864790032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33274730 (or 33274724 counting only the distinct ones).
The product of its (nonzero) digits is 1741824, while the sum is 50.
The spelling of 38864790032 in words is "thirty-eight billion, eight hundred sixty-four million, seven hundred ninety thousand, thirty-two".
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