Base | Representation |
---|---|
bin | 11010101100000010… |
… | …001011011110111101 |
3 | 2201222002102111010210 |
4 | 122230002023132331 |
5 | 432141422300003 |
6 | 21055302423033 |
7 | 2033060313336 |
oct | 325402133675 |
9 | 81862374123 |
10 | 28656056253 |
11 | 11175662220 |
12 | 5678a31a79 |
13 | 2918b12506 |
14 | 155bb6928d |
15 | b2ab58503 |
hex | 6ac08b7bd |
28656056253 has 32 divisors (see below), whose sum is σ = 43911959040. Its totient is φ = 16439492160.
The previous prime is 28656056249. The next prime is 28656056267. The reversal of 28656056253 is 35265065682.
It is not a de Polignac number, because 28656056253 - 22 = 28656056249 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28656056203) 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 31 ways as a sum of consecutive naturals, for example, 757126 + ... + 794072.
It is an arithmetic number, because the mean of its divisors is an integer number (1372248720).
Almost surely, 228656056253 is an apocalyptic number.
It is an amenable number.
28656056253 is a deficient number, since it is larger than the sum of its proper divisors (15255902787).
28656056253 is a wasteful number, since it uses less digits than its factorization.
28656056253 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38217.
The product of its (nonzero) digits is 2592000, while the sum is 48.
The spelling of 28656056253 in words is "twenty-eight billion, six hundred fifty-six million, fifty-six thousand, two hundred fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •