Base | Representation |
---|---|
bin | 10010000100111… |
… | …101100000111101 |
3 | 210010200202020212 |
4 | 102010331200331 |
5 | 1110120243204 |
6 | 50032322205 |
7 | 10341632441 |
oct | 2204754075 |
9 | 703622225 |
10 | 303290429 |
11 | 146221652 |
12 | 856a3365 |
13 | 4aab06c0 |
14 | 2c3cc821 |
15 | 1b95dc6e |
hex | 1213d83d |
303290429 has 16 divisors (see below), whose sum is σ = 331623600. Its totient is φ = 275705856.
The previous prime is 303290419. The next prime is 303290437. The reversal of 303290429 is 924092303.
It can be written as a sum of positive squares in 8 ways, for example, as 85137529 + 218152900 = 9227^2 + 14770^2 .
It is a cyclic number.
It is not a de Polignac number, because 303290429 - 24 = 303290413 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 303290395 and 303290404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (303290419) 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, 272927 + ... + 274035.
It is an arithmetic number, because the mean of its divisors is an integer number (20726475).
Almost surely, 2303290429 is an apocalyptic number.
It is an amenable number.
303290429 is a deficient number, since it is larger than the sum of its proper divisors (28333171).
303290429 is a wasteful number, since it uses less digits than its factorization.
303290429 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1424.
The product of its (nonzero) digits is 11664, while the sum is 32.
The square root of 303290429 is about 17415.2355424783. The cubic root of 303290429 is about 671.8715246231.
The spelling of 303290429 in words is "three hundred three million, two hundred ninety thousand, four hundred twenty-nine".
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