Base | Representation |
---|---|
bin | 110111111000101000… |
… | …1011100111111000111 |
3 | 102110202211202100002012 |
4 | 1233301101130333013 |
5 | 3431241033014343 |
6 | 131044401404435 |
7 | 11446003115252 |
oct | 1576121347707 |
9 | 373684670065 |
10 | 120012001223 |
11 | 46995711894 |
12 | 1b31393971b |
13 | b417829a9a |
14 | 5b46b8c099 |
15 | 31c6076718 |
hex | 1bf145cfc7 |
120012001223 has 16 divisors (see below), whose sum is σ = 127085798400. Its totient is φ = 113015878560.
The previous prime is 120012001183. The next prime is 120012001229. The reversal of 120012001223 is 322100210021.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 120012001223 - 214 = 120011984839 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 120012001198 and 120012001207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120012001229) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2233865 + ... + 2286957.
It is an arithmetic number, because the mean of its divisors is an integer number (7942862400).
Almost surely, 2120012001223 is an apocalyptic number.
120012001223 is a deficient number, since it is larger than the sum of its proper divisors (7073797177).
120012001223 is a wasteful number, since it uses less digits than its factorization.
120012001223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53822.
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 120012001223 its reverse (322100210021), we get a palindrome (442112211244).
The spelling of 120012001223 in words is "one hundred twenty billion, twelve million, one thousand, two hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •