Base | Representation |
---|---|
bin | 100100101010011… |
… | …0101100111010101 |
3 | 10011201211121010022 |
4 | 1021110311213111 |
5 | 10004412334003 |
6 | 322023234525 |
7 | 42325343513 |
oct | 11124654725 |
9 | 3151747108 |
10 | 1230199253 |
11 | 5814629a8 |
12 | 2a3ba8a45 |
13 | 167b3906a |
14 | b95514b3 |
15 | 73003738 |
hex | 495359d5 |
1230199253 has 2 divisors, whose sum is σ = 1230199254. Its totient is φ = 1230199252.
The previous prime is 1230199231. The next prime is 1230199277. The reversal of 1230199253 is 3529910321.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1210900804 + 19298449 = 34798^2 + 4393^2 .
It is a cyclic number.
It is not a de Polignac number, because 1230199253 - 230 = 156457429 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1230199853) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615099626 + 615099627.
It is an arithmetic number, because the mean of its divisors is an integer number (615099627).
Almost surely, 21230199253 is an apocalyptic number.
It is an amenable number.
1230199253 is a deficient number, since it is larger than the sum of its proper divisors (1).
1230199253 is an equidigital number, since it uses as much as digits as its factorization.
1230199253 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 14580, while the sum is 35.
The square root of 1230199253 is about 35074.1963984922. The cubic root of 1230199253 is about 1071.4991223630.
The spelling of 1230199253 in words is "one billion, two hundred thirty million, one hundred ninety-nine thousand, two hundred fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.991 sec. • engine limits •