Base | Representation |
---|---|
bin | 101100101101011… |
… | …1011001100000001 |
3 | 10212112221121012221 |
4 | 1121122323030001 |
5 | 11033024333101 |
6 | 404511051041 |
7 | 52114514365 |
oct | 13132731401 |
9 | 3775847187 |
10 | 1500230401 |
11 | 6aa92833a |
12 | 35a510a81 |
13 | 1aba730c7 |
14 | 1033632a5 |
15 | 8ba92aa1 |
hex | 596bb301 |
1500230401 has 4 divisors (see below), whose sum is σ = 1524824404. Its totient is φ = 1475636400.
The previous prime is 1500230387. The next prime is 1500230411. The reversal of 1500230401 is 1040320051.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1040320051 = 1483 ⋅701497.
It can be written as a sum of positive squares in 2 ways, for example, as 539168400 + 961062001 = 23220^2 + 31001^2 .
It is a cyclic number.
It is not a de Polignac number, because 1500230401 - 27 = 1500230273 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1500230411) 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, 12296910 + ... + 12297031.
It is an arithmetic number, because the mean of its divisors is an integer number (381206101).
Almost surely, 21500230401 is an apocalyptic number.
It is an amenable number.
1500230401 is a deficient number, since it is larger than the sum of its proper divisors (24594003).
1500230401 is an equidigital number, since it uses as much as digits as its factorization.
1500230401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24594002.
The product of its (nonzero) digits is 120, while the sum is 16.
The square root of 1500230401 is about 38732.8078119829. The cubic root of 1500230401 is about 1144.7728491764.
Adding to 1500230401 its reverse (1040320051), we get a palindrome (2540550452).
The spelling of 1500230401 in words is "one billion, five hundred million, two hundred thirty thousand, four hundred one".
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