Base | Representation |
---|---|
bin | 1011100111110111… |
… | …0110110001111011 |
3 | 22001102211102120010 |
4 | 2321331312301323 |
5 | 22342210000443 |
6 | 1233332233003 |
7 | 140213364162 |
oct | 27175666173 |
9 | 8042742503 |
10 | 3120000123 |
11 | 13611822a9 |
12 | 730a6b763 |
13 | 3a950b526 |
14 | 2185223d9 |
15 | 133d99733 |
hex | b9f76c7b |
3120000123 has 16 divisors (see below), whose sum is σ = 4476918816. Its totient is φ = 1925552640.
The previous prime is 3120000067. The next prime is 3120000133. The reversal of 3120000123 is 3210000213.
It is a happy number.
It is not a de Polignac number, because 3120000123 - 212 = 3119996027 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 3120000099 and 3120000108.
It is not an unprimeable number, because it can be changed into a prime (3120000133) 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, 498336 + ... + 504557.
It is an arithmetic number, because the mean of its divisors is an integer number (279807426).
Almost surely, 23120000123 is an apocalyptic number.
3120000123 is a deficient number, since it is larger than the sum of its proper divisors (1356918693).
3120000123 is a wasteful number, since it uses less digits than its factorization.
3120000123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1002974.
The product of its (nonzero) digits is 36, while the sum is 12.
The square root of 3120000123 is about 55856.9612761024. The cubic root of 3120000123 is about 1461.2287340146.
Adding to 3120000123 its reverse (3210000213), we get a palindrome (6330000336).
The spelling of 3120000123 in words is "three billion, one hundred twenty million, one hundred twenty-three", and thus it is an aban number.
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