Base | Representation |
---|---|
bin | 101000000101010… |
… | …011110000100101 |
3 | 1201212101112112112 |
4 | 220011103300211 |
5 | 2334123332133 |
6 | 150421330405 |
7 | 22443662642 |
oct | 5005236045 |
9 | 1655345475 |
10 | 672480293 |
11 | 315663441 |
12 | 169266a05 |
13 | a9425344 |
14 | 65452dc9 |
15 | 3e088648 |
hex | 28153c25 |
672480293 has 2 divisors, whose sum is σ = 672480294. Its totient is φ = 672480292.
The previous prime is 672480283. The next prime is 672480299. The reversal of 672480293 is 392084276.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 397683364 + 274796929 = 19942^2 + 16577^2 .
It is a cyclic number.
It is not a de Polignac number, because 672480293 - 28 = 672480037 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 672480293.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (672480299) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336240146 + 336240147.
It is an arithmetic number, because the mean of its divisors is an integer number (336240147).
Almost surely, 2672480293 is an apocalyptic number.
It is an amenable number.
672480293 is a deficient number, since it is larger than the sum of its proper divisors (1).
672480293 is an equidigital number, since it uses as much as digits as its factorization.
672480293 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 145152, while the sum is 41.
The square root of 672480293 is about 25932.2249913115. The cubic root of 672480293 is about 876.1124541142.
The spelling of 672480293 in words is "six hundred seventy-two million, four hundred eighty thousand, two hundred ninety-three".
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