Base | Representation |
---|---|
bin | 111000010110000111… |
… | …1000011111110011001 |
3 | 102120022210011101011200 |
4 | 1300230033003332121 |
5 | 3440302303331413 |
6 | 131330500144413 |
7 | 11512344325662 |
oct | 1605417037631 |
9 | 376283141150 |
10 | 121001230233 |
11 | 47353049224 |
12 | 1b54b098109 |
13 | b5447654b0 |
14 | 5bdc2d4369 |
15 | 3232d2b573 |
hex | 1c2c3c3f99 |
121001230233 has 24 divisors (see below), whose sum is σ = 189983259648. Its totient is φ = 73766378592.
The previous prime is 121001230169. The next prime is 121001230243. The reversal of 121001230233 is 332032100121.
It is not a de Polignac number, because 121001230233 - 26 = 121001230169 is a prime.
It is not an unprimeable number, because it can be changed into a prime (121001230243) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4820185 + ... + 4845222.
It is an arithmetic number, because the mean of its divisors is an integer number (7915969152).
Almost surely, 2121001230233 is an apocalyptic number.
121001230233 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
121001230233 is a deficient number, since it is larger than the sum of its proper divisors (68982029415).
121001230233 is a wasteful number, since it uses less digits than its factorization.
121001230233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9665533 (or 9665530 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 121001230233 its reverse (332032100121), we get a palindrome (453033330354).
The spelling of 121001230233 in words is "one hundred twenty-one billion, one million, two hundred thirty thousand, two hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •