Base | Representation |
---|---|
bin | 100110001001… |
… | …0110111000000 |
3 | 1101122010002212 |
4 | 1030102313000 |
5 | 20110001232 |
6 | 1552401252 |
7 | 331666412 |
oct | 114226700 |
9 | 41563085 |
10 | 20000192 |
11 | 10320493 |
12 | 6846228 |
13 | 41b3544 |
14 | 29289b2 |
15 | 1b50eb2 |
hex | 1312dc0 |
20000192 has 56 divisors (see below), whose sum is σ = 41574720. Its totient is φ = 9538560.
The previous prime is 20000171. The next prime is 20000213. The reversal of 20000192 is 29100002.
It is an interprime number because it is at equal distance from previous prime (20000171) and next prime (20000213).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183434 + ... + 183542.
Almost surely, 220000192 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20000192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20787360).
20000192 is an abundant number, since it is smaller than the sum of its proper divisors (21574528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20000192 is a wasteful number, since it uses less digits than its factorization.
20000192 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 229 (or 219 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 14.
The square root of 20000192 is about 4472.1574212006. The cubic root of 20000192 is about 271.4426302703.
Adding to 20000192 its reverse (29100002), we get a palindrome (49100194).
The spelling of 20000192 in words is "twenty million, one hundred ninety-two", and thus it is an aban number.
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