Base | Representation |
---|---|
bin | 1001011110011000… |
… | …0011101001011100 |
3 | 20120020201212010200 |
4 | 2113212003221130 |
5 | 20202043223103 |
6 | 1100212303500 |
7 | 120011666562 |
oct | 22746035134 |
9 | 6506655120 |
10 | 2543336028 |
11 | 1095713002 |
12 | 5ab911b90 |
13 | 316bc357c |
14 | 1a1ad1a32 |
15 | ed43b0a3 |
hex | 97983a5c |
2543336028 has 18 divisors (see below), whose sum is σ = 6428988384. Its totient is φ = 847778664.
The previous prime is 2543336027. The next prime is 2543336039. The reversal of 2543336028 is 8206333452.
It is a happy number.
2543336028 is a `hidden beast` number, since 2 + 5 + 43 + 3 + 3 + 602 + 8 = 666.
2543336028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 70648223 = 2543336028 / (2 + 5 + 4 + 3 + 3 + 3 + 6 + 0 + 2 + 8).
It is a junction number, because it is equal to n+sod(n) for n = 2543335983 and 2543336001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2543336027) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 35324076 + ... + 35324147.
Almost surely, 22543336028 is an apocalyptic number.
It is an amenable number.
2543336028 is an abundant number, since it is smaller than the sum of its proper divisors (3885652356).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2543336028 is a wasteful number, since it uses less digits than its factorization.
2543336028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70648233 (or 70648228 counting only the distinct ones).
The product of its (nonzero) digits is 103680, while the sum is 36.
The square root of 2543336028 is about 50431.4983715535. The cubic root of 2543336028 is about 1365.0060652631.
The spelling of 2543336028 in words is "two billion, five hundred forty-three million, three hundred thirty-six thousand, twenty-eight".
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