Base | Representation |
---|---|
bin | 101110001010… |
… | …011010110101 |
3 | 211202210212100 |
4 | 232022122311 |
5 | 11044220201 |
6 | 1111212313 |
7 | 204600522 |
oct | 56123265 |
9 | 24683770 |
10 | 12101301 |
11 | 6915983 |
12 | 4077099 |
13 | 2679144 |
14 | 1870149 |
15 | 10e0886 |
hex | b8a6b5 |
12101301 has 6 divisors (see below), whose sum is σ = 17479670. Its totient is φ = 8067528.
The previous prime is 12101279. The next prime is 12101303. The reversal of 12101301 is 10310121.
It can be written as a sum of positive squares in only one way, i.e., 6765201 + 5336100 = 2601^2 + 2310^2 .
It is not a de Polignac number, because 12101301 - 25 = 12101269 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 1344589 = 12101301 / (1 + 2 + 1 + 0 + 1 + 3 + 0 + 1).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12101303) 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 5 ways as a sum of consecutive naturals, for example, 672286 + ... + 672303.
Almost surely, 212101301 is an apocalyptic number.
It is an amenable number.
12101301 is a deficient number, since it is larger than the sum of its proper divisors (5378369).
12101301 is a wasteful number, since it uses less digits than its factorization.
12101301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1344595 (or 1344592 counting only the distinct ones).
The product of its (nonzero) digits is 6, while the sum is 9.
The square root of 12101301 is about 3478.6924267604. The cubic root of 12101301 is about 229.5852702635.
Adding to 12101301 its reverse (10310121), we get a palindrome (22411422).
The spelling of 12101301 in words is "twelve million, one hundred one thousand, three hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.181 sec. • engine limits •