Base | Representation |
---|---|
bin | 100101100100000… |
… | …1010111100110001 |
3 | 10020211201122022011 |
4 | 1023020022330301 |
5 | 10040132330301 |
6 | 325023242521 |
7 | 43143335236 |
oct | 11310127461 |
9 | 3224648264 |
10 | 1260433201 |
11 | 597533135 |
12 | 2b2149441 |
13 | 171193681 |
14 | bd58178d |
15 | 759c6a51 |
hex | 4b20af31 |
1260433201 has 2 divisors, whose sum is σ = 1260433202. Its totient is φ = 1260433200.
The previous prime is 1260433199. The next prime is 1260433283. The reversal of 1260433201 is 1023340621.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 971942976 + 288490225 = 31176^2 + 16985^2 .
It is an emirp because it is prime and its reverse (1023340621) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1260433201 - 21 = 1260433199 is a prime.
Together with 1260433199, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (1260433901) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 630216600 + 630216601.
It is an arithmetic number, because the mean of its divisors is an integer number (630216601).
Almost surely, 21260433201 is an apocalyptic number.
It is an amenable number.
1260433201 is a deficient number, since it is larger than the sum of its proper divisors (1).
1260433201 is an equidigital number, since it uses as much as digits as its factorization.
1260433201 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 864, while the sum is 22.
The square root of 1260433201 is about 35502.5802020079. The cubic root of 1260433201 is about 1080.2060652182.
Adding to 1260433201 its reverse (1023340621), we get a palindrome (2283773822).
The spelling of 1260433201 in words is "one billion, two hundred sixty million, four hundred thirty-three thousand, two hundred one".
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