Base | Representation |
---|---|
bin | 11010000111001000… |
… | …101101011010111111 |
3 | 2200100221120201212211 |
4 | 122013020231122333 |
5 | 424404433324020 |
6 | 20514030241251 |
7 | 2011532443150 |
oct | 320710553277 |
9 | 80327521784 |
10 | 28037011135 |
11 | 10988186491 |
12 | 5525656227 |
13 | 284a7a9023 |
14 | 14dd865927 |
15 | ae162785a |
hex | 68722d6bf |
28037011135 has 16 divisors (see below), whose sum is σ = 40474483200. Its totient is φ = 18213516576.
The previous prime is 28037011081. The next prime is 28037011139. The reversal of 28037011135 is 53111073082.
It is a cyclic number.
It is not a de Polignac number, because 28037011135 - 221 = 28034913983 is a prime.
It is a super-2 number, since 2×280370111352 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 28037011097 and 28037011106.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28037011139) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21079795 + ... + 21081124.
It is an arithmetic number, because the mean of its divisors is an integer number (2529655200).
Almost surely, 228037011135 is an apocalyptic number.
28037011135 is a deficient number, since it is larger than the sum of its proper divisors (12437472065).
28037011135 is a wasteful number, since it uses less digits than its factorization.
28037011135 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42160950.
The product of its (nonzero) digits is 5040, while the sum is 31.
The spelling of 28037011135 in words is "twenty-eight billion, thirty-seven million, eleven thousand, one hundred thirty-five".
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