Base | Representation |
---|---|
bin | 11000011100000011… |
… | …00110000100110001 |
3 | 1020212100222021020201 |
4 | 30032001212010301 |
5 | 203332232413014 |
6 | 10005523235201 |
7 | 643062603616 |
oct | 141601460461 |
9 | 36770867221 |
10 | 13120201009 |
11 | 5623014233 |
12 | 2661b18b01 |
13 | 1311269266 |
14 | 8c66d850d |
15 | 51bc96e74 |
hex | 30e066131 |
13120201009 has 4 divisors (see below), whose sum is σ = 13136419620. Its totient is φ = 13103982400.
The previous prime is 13120200997. The next prime is 13120201049. The reversal of 13120201009 is 90010202131.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 10863475984 + 2256725025 = 104228^2 + 47505^2 .
It is a cyclic number.
It is not a de Polignac number, because 13120201009 - 211 = 13120198961 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13120201049) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8108092 + ... + 8109709.
It is an arithmetic number, because the mean of its divisors is an integer number (3284104905).
Almost surely, 213120201009 is an apocalyptic number.
It is an amenable number.
13120201009 is a deficient number, since it is larger than the sum of its proper divisors (16218611).
13120201009 is an equidigital number, since it uses as much as digits as its factorization.
13120201009 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16218610.
The product of its (nonzero) digits is 108, while the sum is 19.
The spelling of 13120201009 in words is "thirteen billion, one hundred twenty million, two hundred one thousand, nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •