Base | Representation |
---|---|
bin | 11010110010010101… |
… | …110000101111011100 |
3 | 2202020110111111211211 |
4 | 122302111300233130 |
5 | 432401013243032 |
6 | 21114002154204 |
7 | 2035513500343 |
oct | 326225605734 |
9 | 82213444754 |
10 | 28761852892 |
11 | 1121a352863 |
12 | 56a8352964 |
13 | 2934a05586 |
14 | 156bc28b5a |
15 | b350a5747 |
hex | 6b2570bdc |
28761852892 has 6 divisors (see below), whose sum is σ = 50333242568. Its totient is φ = 14380926444.
The previous prime is 28761852871. The next prime is 28761852893. The reversal of 28761852892 is 29825816782.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28761852893) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3595231608 + ... + 3595231615.
Almost surely, 228761852892 is an apocalyptic number.
It is an amenable number.
28761852892 is a deficient number, since it is larger than the sum of its proper divisors (21571389676).
28761852892 is a wasteful number, since it uses less digits than its factorization.
28761852892 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7190463227 (or 7190463225 counting only the distinct ones).
The product of its digits is 7741440, while the sum is 58.
The spelling of 28761852892 in words is "twenty-eight billion, seven hundred sixty-one million, eight hundred fifty-two thousand, eight hundred ninety-two".
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