Base | Representation |
---|---|
bin | 100111110000… |
… | …1110111010010 |
3 | 1110020012012012 |
4 | 1033201313102 |
5 | 20314114312 |
6 | 2022502522 |
7 | 342130403 |
oct | 117416722 |
9 | 43205165 |
10 | 20848082 |
11 | 1084a522 |
12 | 6b94a42 |
13 | 441c458 |
14 | 2aa99aa |
15 | 1c6c322 |
hex | 13e1dd2 |
20848082 has 4 divisors (see below), whose sum is σ = 31272126. Its totient is φ = 10424040.
The previous prime is 20848081. The next prime is 20848099. The reversal of 20848082 is 28084802.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 28084802 = 2 ⋅14042401.
It can be written as a sum of positive squares in only one way, i.e., 13169641 + 7678441 = 3629^2 + 2771^2 .
It is not an unprimeable number, because it can be changed into a prime (20848081) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5212019 + ... + 5212022.
Almost surely, 220848082 is an apocalyptic number.
20848082 is a deficient number, since it is larger than the sum of its proper divisors (10424044).
20848082 is a wasteful number, since it uses less digits than its factorization.
20848082 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10424043.
The product of its (nonzero) digits is 8192, while the sum is 32.
The square root of 20848082 is about 4565.9699955212. The cubic root of 20848082 is about 275.2255207905.
The spelling of 20848082 in words is "twenty million, eight hundred forty-eight thousand, eighty-two".
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