Base | Representation |
---|---|
bin | 100011110011010… |
… | …0110100111111101 |
3 | 10002201110110120011 |
4 | 1013212212213331 |
5 | 4430013131023 |
6 | 315112023221 |
7 | 41524620142 |
oct | 10746464775 |
9 | 3081413504 |
10 | 1201302013 |
11 | 567115a8a |
12 | 296391b11 |
13 | 161b5bcc2 |
14 | b578c3c9 |
15 | 706e650d |
hex | 479a69fd |
1201302013 has 4 divisors (see below), whose sum is σ = 1208672128. Its totient is φ = 1193931900.
The previous prime is 1201302007. The next prime is 1201302019. The reversal of 1201302013 is 3102031021.
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: 3102031021 = 17 ⋅182472413.
It is an interprime number because it is at equal distance from previous prime (1201302007) and next prime (1201302019).
It is a cyclic number.
It is not a de Polignac number, because 1201302013 - 221 = 1199204861 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1201301984 and 1201302002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1201302019) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3684813 + ... + 3685138.
It is an arithmetic number, because the mean of its divisors is an integer number (302168032).
Almost surely, 21201302013 is an apocalyptic number.
It is an amenable number.
1201302013 is a deficient number, since it is larger than the sum of its proper divisors (7370115).
1201302013 is an equidigital number, since it uses as much as digits as its factorization.
1201302013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7370114.
The product of its (nonzero) digits is 36, while the sum is 13.
The square root of 1201302013 is about 34659.8039954066. The cubic root of 1201302013 is about 1063.0427622848.
Adding to 1201302013 its reverse (3102031021), we get a palindrome (4303333034).
The spelling of 1201302013 in words is "one billion, two hundred one million, three hundred two thousand, thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •