Base | Representation |
---|---|
bin | 11010111110001000… |
… | …010001010001110101 |
3 | 2202202020200021111210 |
4 | 122332020101101311 |
5 | 433302132031431 |
6 | 21145345352033 |
7 | 2043434621211 |
oct | 327610212165 |
9 | 82666607453 |
10 | 28959642741 |
11 | 11310a66247 |
12 | 5742638619 |
13 | 29669978a3 |
14 | 158a1d3941 |
15 | b47624d46 |
hex | 6be211475 |
28959642741 has 8 divisors (see below), whose sum is σ = 38916895744. Its totient is φ = 19154409120.
The previous prime is 28959642671. The next prime is 28959642779. The reversal of 28959642741 is 14724695982.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 28959642741 - 214 = 28959626357 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28959642241) by changing a digit.
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, 38004400 + ... + 38005161.
It is an arithmetic number, because the mean of its divisors is an integer number (4864611968).
Almost surely, 228959642741 is an apocalyptic number.
It is an amenable number.
28959642741 is a deficient number, since it is larger than the sum of its proper divisors (9957253003).
28959642741 is a wasteful number, since it uses less digits than its factorization.
28959642741 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76009691.
The product of its digits is 8709120, while the sum is 57.
The spelling of 28959642741 in words is "twenty-eight billion, nine hundred fifty-nine million, six hundred forty-two thousand, seven hundred forty-one".
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