Base | Representation |
---|---|
bin | 111001111001010111… |
… | …0010100110000101101 |
3 | 102212220212022011121200 |
4 | 1303302232110300231 |
5 | 4014112304023341 |
6 | 133041135320113 |
7 | 11661021506442 |
oct | 1636256246055 |
9 | 385825264550 |
10 | 124331314221 |
11 | 48801870654 |
12 | 2011a380039 |
13 | b95564baaa |
14 | 60366a19c9 |
15 | 337a372db6 |
hex | 1cf2b94c2d |
124331314221 has 24 divisors (see below), whose sum is σ = 181238563896. Its totient is φ = 82127001600.
The previous prime is 124331314207. The next prime is 124331314229. The reversal of 124331314221 is 122413133421.
124331314221 is a `hidden beast` number, since 1 + 2 + 433 + 1 + 3 + 1 + 4 + 221 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 1028196 + 124330286025 = 1014^2 + 352605^2 .
It is not a de Polignac number, because 124331314221 - 211 = 124331312173 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (124331314229) 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, 3350871 + ... + 3387771.
It is an arithmetic number, because the mean of its divisors is an integer number (7551606829).
Almost surely, 2124331314221 is an apocalyptic number.
It is an amenable number.
124331314221 is a deficient number, since it is larger than the sum of its proper divisors (56907249675).
124331314221 is a wasteful number, since it uses less digits than its factorization.
124331314221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40333 (or 40330 counting only the distinct ones).
The product of its digits is 3456, while the sum is 27.
Adding to 124331314221 its reverse (122413133421), we get a palindrome (246744447642).
The spelling of 124331314221 in words is "one hundred twenty-four billion, three hundred thirty-one million, three hundred fourteen thousand, two hundred twenty-one".
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