Base | Representation |
---|---|
bin | 111001111001010110… |
… | …1111110100100000101 |
3 | 102212220212010112220021 |
4 | 1303302231332210011 |
5 | 4014112243121201 |
6 | 133041133335141 |
7 | 11661020650405 |
oct | 1636255764405 |
9 | 385825115807 |
10 | 124331223301 |
11 | 4880180930a |
12 | 2011a3374b1 |
13 | b9556195ac |
14 | 603667a805 |
15 | 337a355ea1 |
hex | 1cf2b7e905 |
124331223301 has 4 divisors (see below), whose sum is σ = 127363692204. Its totient is φ = 121298754400.
The previous prime is 124331223299. The next prime is 124331223323. The reversal of 124331223301 is 103322133421.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 103322133421 = 13 ⋅7947856417.
It can be written as a sum of positive squares in 2 ways, for example, as 7947900801 + 116383322500 = 89151^2 + 341150^2 .
It is a cyclic number.
It is not a de Polignac number, because 124331223301 - 21 = 124331223299 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (124331223371) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1516234390 + ... + 1516234471.
It is an arithmetic number, because the mean of its divisors is an integer number (31840923051).
Almost surely, 2124331223301 is an apocalyptic number.
It is an amenable number.
124331223301 is a deficient number, since it is larger than the sum of its proper divisors (3032468903).
124331223301 is an equidigital number, since it uses as much as digits as its factorization.
124331223301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3032468902.
The product of its (nonzero) digits is 2592, while the sum is 25.
Adding to 124331223301 its reverse (103322133421), we get a palindrome (227653356722).
The spelling of 124331223301 in words is "one hundred twenty-four billion, three hundred thirty-one million, two hundred twenty-three thousand, three hundred one".
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