Base | Representation |
---|---|
bin | 11010010110111011… |
… | …101100110000001011 |
3 | 2201001102021101121210 |
4 | 122112323230300023 |
5 | 430430310122404 |
6 | 21000214504203 |
7 | 2021231223300 |
oct | 322673546013 |
9 | 81042241553 |
10 | 28302035979 |
11 | 11003841588 |
12 | 559a365063 |
13 | 289067c469 |
14 | 1526b330a7 |
15 | b09a28689 |
hex | 696eecc0b |
28302035979 has 96 divisors (see below), whose sum is σ = 47252398080. Its totient is φ = 14978815488.
The previous prime is 28302035953. The next prime is 28302035981. The reversal of 28302035979 is 97953020382.
It is a happy number.
It is not a de Polignac number, because 28302035979 - 29 = 28302035467 is a prime.
It is a super-2 number, since 2×283020359792 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (28302030979) 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 in 95 ways as a sum of consecutive naturals, for example, 25893357 + ... + 25894449.
It is an arithmetic number, because the mean of its divisors is an integer number (492212480).
Almost surely, 228302035979 is an apocalyptic number.
28302035979 is a deficient number, since it is larger than the sum of its proper divisors (18950362101).
28302035979 is a wasteful number, since it uses less digits than its factorization.
28302035979 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1329 (or 1322 counting only the distinct ones).
The product of its (nonzero) digits is 816480, while the sum is 48.
The spelling of 28302035979 in words is "twenty-eight billion, three hundred two million, thirty-five thousand, nine hundred seventy-nine".
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