Base | Representation |
---|---|
bin | 110111111110100100… |
… | …0101010100011111011 |
3 | 102111021201020202011201 |
4 | 1233331020222203323 |
5 | 3432143010232443 |
6 | 131120231235031 |
7 | 11453640563041 |
oct | 1577510524373 |
9 | 374251222151 |
10 | 120211024123 |
11 | 46a87a97723 |
12 | 1b36a518a77 |
13 | b449b31408 |
14 | 5b65398391 |
15 | 31d878b34d |
hex | 1bfd22a8fb |
120211024123 has 4 divisors (see below), whose sum is σ = 120252781440. Its totient is φ = 120169266808.
The previous prime is 120211024117. The next prime is 120211024183. The reversal of 120211024123 is 321420112021.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321420112021 = 17 ⋅18907065413.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-120211024123 is a prime.
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 120211024123.
It is not an unprimeable number, because it can be changed into a prime (120211024183) 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 3 ways as a sum of consecutive naturals, for example, 20874340 + ... + 20880097.
It is an arithmetic number, because the mean of its divisors is an integer number (30063195360).
Almost surely, 2120211024123 is an apocalyptic number.
120211024123 is a deficient number, since it is larger than the sum of its proper divisors (41757317).
120211024123 is an equidigital number, since it uses as much as digits as its factorization.
120211024123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41757316.
The product of its (nonzero) digits is 192, while the sum is 19.
Adding to 120211024123 its reverse (321420112021), we get a palindrome (441631136144).
The spelling of 120211024123 in words is "one hundred twenty billion, two hundred eleven million, twenty-four thousand, one hundred twenty-three".
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