Base | Representation |
---|---|
bin | 100110100011… |
… | …0001000011100 |
3 | 1102000210012002 |
4 | 1031012020130 |
5 | 20133211304 |
6 | 2001101432 |
7 | 333532610 |
oct | 115061034 |
9 | 42023162 |
10 | 20210204 |
11 | 10454253 |
12 | 6927878 |
13 | 4258001 |
14 | 2981340 |
15 | 1b9331e |
hex | 134621c |
20210204 has 12 divisors (see below), whose sum is σ = 40420464. Its totient is φ = 8661504.
The previous prime is 20210189. The next prime is 20210237. The reversal of 20210204 is 40201202.
20210204 is an admirable number.
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, 360869 + ... + 360924.
It is an arithmetic number, because the mean of its divisors is an integer number (3368372).
Almost surely, 220210204 is an apocalyptic number.
It is an amenable number.
20210204 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.
20210204 is a wasteful number, since it uses less digits than its factorization.
20210204 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 721804 (or 721802 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 11.
The square root of 20210204 is about 4495.5760476273. The cubic root of 20210204 is about 272.3894184204.
Adding to 20210204 its reverse (40201202), we get a palindrome (60411406).
The spelling of 20210204 in words is "twenty million, two hundred ten thousand, two hundred four".
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