Base | Representation |
---|---|
bin | 10011010010000010… |
… | …010110010001000001 |
3 | 1222102212122221012221 |
4 | 103102002112101001 |
5 | 314400121400113 |
6 | 13302224051041 |
7 | 1332025355332 |
oct | 232202262101 |
9 | 58385587187 |
10 | 20703700033 |
11 | 88647762a5 |
12 | 4019763a81 |
13 | 1c4c4111a3 |
14 | 1005944289 |
15 | 81291e98d |
hex | 4d2096441 |
20703700033 has 8 divisors (see below), whose sum is σ = 21607043328. Its totient is φ = 19800621984.
The previous prime is 20703700009. The next prime is 20703700049. The reversal of 20703700033 is 33000730702.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20703700033 - 221 = 20701602881 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20703699980 and 20703700007.
It is not an unprimeable number, because it can be changed into a prime (20703700063) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102360 + ... + 227782.
It is an arithmetic number, because the mean of its divisors is an integer number (2700880416).
Almost surely, 220703700033 is an apocalyptic number.
20703700033 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
It is an amenable number.
20703700033 is a deficient number, since it is larger than the sum of its proper divisors (903343295).
20703700033 is a wasteful number, since it uses less digits than its factorization.
20703700033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 132623.
The product of its (nonzero) digits is 2646, while the sum is 25.
The spelling of 20703700033 in words is "twenty billion, seven hundred three million, seven hundred thousand, thirty-three".
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