Base | Representation |
---|---|
bin | 100100001101111110… |
… | …011000100001101100 |
3 | 10201101020211011102012 |
4 | 210031332120201230 |
5 | 1114121111202420 |
6 | 25510533420352 |
7 | 2544465300362 |
oct | 441576304154 |
9 | 121336734365 |
10 | 38889162860 |
11 | 15546a11719 |
12 | 7653a9a6b8 |
13 | 3889ba8c92 |
14 | 1c4cc4b632 |
15 | 102920edc5 |
hex | 90df9886c |
38889162860 has 24 divisors (see below), whose sum is σ = 83006051856. Its totient is φ = 15300653760.
The previous prime is 38889162853. The next prime is 38889162901. The reversal of 38889162860 is 6826198883.
It is a self number, because there is not a number n which added to its sum of digits gives 38889162860.
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 7 ways as a sum of consecutive naturals, for example, 15936962 + ... + 15939401.
It is an arithmetic number, because the mean of its divisors is an integer number (3458585494).
Almost surely, 238889162860 is an apocalyptic number.
It is an amenable number.
38889162860 is an abundant number, since it is smaller than the sum of its proper divisors (44116888996).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38889162860 is a wasteful number, since it uses less digits than its factorization.
38889162860 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31876433 (or 31876431 counting only the distinct ones).
The product of its (nonzero) digits is 7962624, while the sum is 59.
The spelling of 38889162860 in words is "thirty-eight billion, eight hundred eighty-nine million, one hundred sixty-two thousand, eight hundred sixty".
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