Base | Representation |
---|---|
bin | 100100001000… |
… | …1100010010100 |
3 | 1022122120021222 |
4 | 1020101202110 |
5 | 14322234241 |
6 | 1514025512 |
7 | 320016503 |
oct | 110214224 |
9 | 38576258 |
10 | 18946196 |
11 | a770615 |
12 | 6418298 |
13 | 3c04889 |
14 | 273283a |
15 | 19e3a4b |
hex | 1211894 |
18946196 has 12 divisors (see below), whose sum is σ = 33204948. Its totient is φ = 9459072.
The previous prime is 18946171. The next prime is 18946237. The reversal of 18946196 is 69164981.
It can be written as a sum of positive squares in 2 ways, for example, as 16289296 + 2656900 = 4036^2 + 1630^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101 + ... + 6156.
It is an arithmetic number, because the mean of its divisors is an integer number (2767079).
Almost surely, 218946196 is an apocalyptic number.
It is an amenable number.
18946196 is a deficient number, since it is larger than the sum of its proper divisors (14258752).
18946196 is a wasteful number, since it uses less digits than its factorization.
18946196 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7018 (or 7016 counting only the distinct ones).
The product of its digits is 93312, while the sum is 44.
The square root of 18946196 is about 4352.7228260021. The cubic root of 18946196 is about 266.5880483519.
The spelling of 18946196 in words is "eighteen million, nine hundred forty-six thousand, one hundred ninety-six".
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