Base | Representation |
---|---|
bin | 11010001000100010… |
… | …111010001001111101 |
3 | 2200102121002000212221 |
4 | 122020202322021331 |
5 | 424432012000003 |
6 | 20520233125341 |
7 | 2012240433310 |
oct | 321042721175 |
9 | 80377060787 |
10 | 28060656253 |
11 | 1099a566403 |
12 | 5531559851 |
13 | 2852667616 |
14 | 1502a5c977 |
15 | ae37487bd |
hex | 6888ba27d |
28060656253 has 16 divisors (see below), whose sum is σ = 32139103104. Its totient is φ = 23999722560.
The previous prime is 28060656251. The next prime is 28060656271. The reversal of 28060656253 is 35265606082.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 28060656253 - 21 = 28060656251 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 (28060656251) 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 15 ways as a sum of consecutive naturals, for example, 8105943 + ... + 8109403.
It is an arithmetic number, because the mean of its divisors is an integer number (2008693944).
Almost surely, 228060656253 is an apocalyptic number.
It is an amenable number.
28060656253 is a deficient number, since it is larger than the sum of its proper divisors (4078446851).
28060656253 is a wasteful number, since it uses less digits than its factorization.
28060656253 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5652.
The product of its (nonzero) digits is 518400, while the sum is 43.
The spelling of 28060656253 in words is "twenty-eight billion, sixty million, six hundred fifty-six thousand, two hundred fifty-three".
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