Base | Representation |
---|---|
bin | 10110100100110110… |
… | …10110100011101001 |
3 | 1011021200112001200101 |
4 | 23102123112203221 |
5 | 144310300221413 |
6 | 5322404305401 |
7 | 606232010410 |
oct | 132233264351 |
9 | 34250461611 |
10 | 12120320233 |
11 | 515a671a8a |
12 | 24230a2261 |
13 | 11b2071428 |
14 | 82d9bc477 |
15 | 4ae0daedd |
hex | 2d26d68e9 |
12120320233 has 16 divisors (see below), whose sum is σ = 14338874880. Its totient is φ = 10024007616.
The previous prime is 12120320231. The next prime is 12120320239. The reversal of 12120320233 is 33202302121.
It is not a de Polignac number, because 12120320233 - 21 = 12120320231 is a prime.
It is a super-3 number, since 3×121203202333 (a number of 31 digits) contains 333 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 12120320233.
It is not an unprimeable number, because it can be changed into a prime (12120320231) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 302491 + ... + 340207.
It is an arithmetic number, because the mean of its divisors is an integer number (896179680).
Almost surely, 212120320233 is an apocalyptic number.
It is an amenable number.
12120320233 is a deficient number, since it is larger than the sum of its proper divisors (2218554647).
12120320233 is a wasteful number, since it uses less digits than its factorization.
12120320233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39336.
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 12120320233 its reverse (33202302121), we get a palindrome (45322622354).
The spelling of 12120320233 in words is "twelve billion, one hundred twenty million, three hundred twenty thousand, two hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •