Base | Representation |
---|---|
bin | 10010101000100100… |
… | …100101101000011010 |
3 | 1220122101122101011122 |
4 | 102220210211220122 |
5 | 311434024022134 |
6 | 13105213325242 |
7 | 1305550321061 |
oct | 225044455032 |
9 | 56571571148 |
10 | 20008032794 |
11 | 85380161a2 |
12 | 3a64796822 |
13 | 1b6b25ac79 |
14 | d7b3b71d8 |
15 | 7c180602e |
hex | 4a8925a1a |
20008032794 has 4 divisors (see below), whose sum is σ = 30012049194. Its totient is φ = 10004016396.
The previous prime is 20008032767. The next prime is 20008032797. The reversal of 20008032794 is 49723080002.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49723080002 = 2 ⋅24861540001.
It can be written as a sum of positive squares in only one way, i.e., 19849146769 + 158886025 = 140887^2 + 12605^2 .
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (20008032797) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5002008197 + ... + 5002008200.
Almost surely, 220008032794 is an apocalyptic number.
20008032794 is a deficient number, since it is larger than the sum of its proper divisors (10004016400).
20008032794 is a wasteful number, since it uses less digits than its factorization.
20008032794 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10004016399.
The product of its (nonzero) digits is 24192, while the sum is 35.
The spelling of 20008032794 in words is "twenty billion, eight million, thirty-two thousand, seven hundred ninety-four".
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