Base | Representation |
---|---|
bin | 1100110111001000111011… |
… | …00010010000000101100111 |
3 | 10201010210222210201221021010 |
4 | 12123210131202100011213 |
5 | 12201341241410142330 |
6 | 140052544141553303 |
7 | 5646240342162633 |
oct | 633443542200547 |
9 | 121123883657233 |
10 | 28282855162215 |
11 | 9014767452145 |
12 | 32094a6b75833 |
13 | 12a20a5a01064 |
14 | 6dac7ca19dc3 |
15 | 340a7e2233b0 |
hex | 19b91d890167 |
28282855162215 has 64 divisors (see below), whose sum is σ = 46276680102912. Its totient is φ = 14745880396800.
The previous prime is 28282855162187. The next prime is 28282855162307. The reversal of 28282855162215 is 51226155828282.
It is not a de Polignac number, because 28282855162215 - 222 = 28282850967911 is a prime.
It is a super-2 number, since 2×282828551622152 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1844807100 + ... + 1844822430.
It is an arithmetic number, because the mean of its divisors is an integer number (723073126608).
Almost surely, 228282855162215 is an apocalyptic number.
28282855162215 is a deficient number, since it is larger than the sum of its proper divisors (17993824940697).
28282855162215 is a wasteful number, since it uses less digits than its factorization.
28282855162215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27640.
The product of its digits is 12288000, while the sum is 57.
The spelling of 28282855162215 in words is "twenty-eight trillion, two hundred eighty-two billion, eight hundred fifty-five million, one hundred sixty-two thousand, two hundred fifteen".
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