Base | Representation |
---|---|
bin | 11010111110100100… |
… | …001110010010100111 |
3 | 2202202202110120100120 |
4 | 122332210032102213 |
5 | 433311021024120 |
6 | 21150210413023 |
7 | 2043554121066 |
oct | 327644162247 |
9 | 82682416316 |
10 | 28966970535 |
11 | 11315110778 |
12 | 5744b91173 |
13 | 2968362069 |
14 | 158b1801dd |
15 | b480c1140 |
hex | 6be90e4a7 |
28966970535 has 24 divisors (see below), whose sum is σ = 46912447344. Its totient is φ = 15262863360.
The previous prime is 28966970533. The next prime is 28966970551. The reversal of 28966970535 is 53507966982.
It is not a de Polignac number, because 28966970535 - 21 = 28966970533 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28966970533) 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 23 ways as a sum of consecutive naturals, for example, 36826 + ... + 243495.
It is an arithmetic number, because the mean of its divisors is an integer number (1954685306).
Almost surely, 228966970535 is an apocalyptic number.
28966970535 is a deficient number, since it is larger than the sum of its proper divisors (17945476809).
28966970535 is an equidigital number, since it uses as much as digits as its factorization.
28966970535 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 280495 (or 280412 counting only the distinct ones).
The product of its (nonzero) digits is 24494400, while the sum is 60.
The spelling of 28966970535 in words is "twenty-eight billion, nine hundred sixty-six million, nine hundred seventy thousand, five hundred thirty-five".
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