Base | Representation |
---|---|
bin | 100111100011… |
… | …0111111100110 |
3 | 1110000121012220 |
4 | 1033012333212 |
5 | 20302104042 |
6 | 2020253210 |
7 | 341161464 |
oct | 117067746 |
9 | 43017186 |
10 | 20738022 |
11 | 10784868 |
12 | 6b41206 |
13 | 43b1326 |
14 | 2a7b834 |
15 | 1c498ec |
hex | 13c6fe6 |
20738022 has 8 divisors (see below), whose sum is σ = 41476056. Its totient is φ = 6912672.
The previous prime is 20738021. The next prime is 20738033. The reversal of 20738022 is 22083702.
It is a sphenic number, since it is the product of 3 distinct primes.
20738022 is an admirable number.
It is a junction number, because it is equal to n+sod(n) for n = 20737983 and 20738001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20738021) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1728163 + ... + 1728174.
It is an arithmetic number, because the mean of its divisors is an integer number (5184507).
Almost surely, 220738022 is an apocalyptic number.
20738022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20738022 is a wasteful number, since it uses less digits than its factorization.
20738022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3456342.
The product of its (nonzero) digits is 1344, while the sum is 24.
The square root of 20738022 is about 4553.9018434745. The cubic root of 20738022 is about 274.7403477536.
The spelling of 20738022 in words is "twenty million, seven hundred thirty-eight thousand, twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •