Base | Representation |
---|---|
bin | 111001000011101110… |
… | …0010111011000010001 |
3 | 102201021102112022011120 |
4 | 1302013130113120101 |
5 | 4001421022203431 |
6 | 132142402032453 |
7 | 11565305043213 |
oct | 1620734273021 |
9 | 381242468146 |
10 | 122531444241 |
11 | 47a688956a8 |
12 | 1b8b7648729 |
13 | b7297a5c7b |
14 | 5d056205b3 |
15 | 32c2343196 |
hex | 1c87717611 |
122531444241 has 8 divisors (see below), whose sum is σ = 164353554624. Its totient is φ = 81198481680.
The previous prime is 122531444237. The next prime is 122531444257. The reversal of 122531444241 is 142444135221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 122531444241 - 22 = 122531444237 is a prime.
It is not an unprimeable number, because it can be changed into a prime (122531444741) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122286370 + ... + 122287371.
It is an arithmetic number, because the mean of its divisors is an integer number (20544194328).
Almost surely, 2122531444241 is an apocalyptic number.
It is an amenable number.
122531444241 is a deficient number, since it is larger than the sum of its proper divisors (41822110383).
122531444241 is a wasteful number, since it uses less digits than its factorization.
122531444241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 244573911.
The product of its digits is 30720, while the sum is 33.
Adding to 122531444241 its reverse (142444135221), we get a palindrome (264975579462).
It can be divided in two parts, 122531444 and 241, that added together give a triangular number (122531685 = T15654).
The spelling of 122531444241 in words is "one hundred twenty-two billion, five hundred thirty-one million, four hundred forty-four thousand, two hundred forty-one".
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