Base | Representation |
---|---|
bin | 11000001110110… |
… | …11111010011010 |
3 | 112011111111011011 |
4 | 30013123322122 |
5 | 404014312210 |
6 | 32100524134 |
7 | 5015550124 |
oct | 1407337232 |
9 | 464444134 |
10 | 203275930 |
11 | a4820240 |
12 | 580b064a |
13 | 33163420 |
14 | 1cdd6214 |
15 | 12ca4d8a |
hex | c1dbe9a |
203275930 has 32 divisors (see below), whose sum is σ = 429867648. Its totient is φ = 68232000.
The previous prime is 203275903. The next prime is 203275931. The reversal of 203275930 is 39572302.
It is a super-2 number, since 2×2032759302 = 82642207434729800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 203275892 and 203275901.
It is not an unprimeable number, because it can be changed into a prime (203275931) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69646 + ... + 72505.
It is an arithmetic number, because the mean of its divisors is an integer number (13433364).
Almost surely, 2203275930 is an apocalyptic number.
203275930 is an abundant number, since it is smaller than the sum of its proper divisors (226591718).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
203275930 is a wasteful number, since it uses less digits than its factorization.
203275930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 142182.
The product of its (nonzero) digits is 11340, while the sum is 31.
The square root of 203275930 is about 14257.4868051841. The cubic root of 203275930 is about 587.9792305281.
The spelling of 203275930 in words is "two hundred three million, two hundred seventy-five thousand, nine hundred thirty".
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