Base | Representation |
---|---|
bin | 11010001000000111… |
… | …010000011111111011 |
3 | 2200102002102202210110 |
4 | 122020013100133323 |
5 | 424423133021424 |
6 | 20515413515403 |
7 | 2012122013520 |
oct | 321007203773 |
9 | 80362382713 |
10 | 28053407739 |
11 | 109964654a5 |
12 | 552b042b63 |
13 | 2850cca266 |
14 | 1501ad3147 |
15 | ae2cb5c29 |
hex | 6881d07fb |
28053407739 has 16 divisors (see below), whose sum is σ = 42754250240. Its totient is φ = 16028193600.
The previous prime is 28053407713. The next prime is 28053407801. The reversal of 28053407739 is 93770435082.
It is not a de Polignac number, because 28053407739 - 211 = 28053405691 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28053427739) 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, 57039 + ... + 243639.
It is an arithmetic number, because the mean of its divisors is an integer number (2672140640).
Almost surely, 228053407739 is an apocalyptic number.
28053407739 is a deficient number, since it is larger than the sum of its proper divisors (14700842501).
28053407739 is a wasteful number, since it uses less digits than its factorization.
28053407739 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 193770.
The product of its (nonzero) digits is 1270080, while the sum is 48.
The spelling of 28053407739 in words is "twenty-eight billion, fifty-three million, four hundred seven thousand, seven hundred thirty-nine".
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