Base | Representation |
---|---|
bin | 100110101111110… |
… | …0100001010101001 |
3 | 10100121101221200020 |
4 | 1031133210022221 |
5 | 10130312321413 |
6 | 333002031053 |
7 | 44134560666 |
oct | 11537441251 |
9 | 3317357606 |
10 | 1300120233 |
11 | 60797a635 |
12 | 3034a8489 |
13 | 17947a919 |
14 | c4952a6d |
15 | 79215c23 |
hex | 4d7e42a9 |
1300120233 has 4 divisors (see below), whose sum is σ = 1733493648. Its totient is φ = 866746820.
The previous prime is 1300120231. The next prime is 1300120247. The reversal of 1300120233 is 3320210031.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3320210031 = 3 ⋅1106736677.
It is a cyclic number.
It is not a de Polignac number, because 1300120233 - 21 = 1300120231 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1300120231) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216686703 + ... + 216686708.
It is an arithmetic number, because the mean of its divisors is an integer number (433373412).
Almost surely, 21300120233 is an apocalyptic number.
It is an amenable number.
1300120233 is a deficient number, since it is larger than the sum of its proper divisors (433373415).
1300120233 is an equidigital number, since it uses as much as digits as its factorization.
1300120233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 433373414.
The product of its (nonzero) digits is 108, while the sum is 15.
The square root of 1300120233 is about 36057.1800478074. The cubic root of 1300120233 is about 1091.4265285471.
Adding to 1300120233 its reverse (3320210031), we get a palindrome (4620330264).
The spelling of 1300120233 in words is "one billion, three hundred million, one hundred twenty thousand, two hundred thirty-three".
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