Base | Representation |
---|---|
bin | 111001001001111110… |
… | …0101000110000111101 |
3 | 102201211001021120000200 |
4 | 1302103330220300331 |
5 | 4002333223340103 |
6 | 132215254314113 |
7 | 11603433150336 |
oct | 1622374506075 |
9 | 381731246020 |
10 | 122741230653 |
11 | 480662522a8 |
12 | 1b955958939 |
13 | b7610a8842 |
14 | 5d2542d28d |
15 | 32d59820a3 |
hex | 1c93f28c3d |
122741230653 has 12 divisors (see below), whose sum is σ = 178861853820. Its totient is φ = 81103349376.
The previous prime is 122741230631. The next prime is 122741230669. The reversal of 122741230653 is 356032147221.
It can be written as a sum of positive squares in 2 ways, for example, as 44445915684 + 78295314969 = 210822^2 + 279813^2 .
It is not a de Polignac number, because 122741230653 - 28 = 122741230397 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122741230693) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60343738 + ... + 60345771.
It is an arithmetic number, because the mean of its divisors is an integer number (14905154485).
Almost surely, 2122741230653 is an apocalyptic number.
It is an amenable number.
122741230653 is a deficient number, since it is larger than the sum of its proper divisors (56120623167).
122741230653 is a wasteful number, since it uses less digits than its factorization.
122741230653 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 120689628 (or 120689625 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 36.
Adding to 122741230653 its reverse (356032147221), we get a palindrome (478773377874).
The spelling of 122741230653 in words is "one hundred twenty-two billion, seven hundred forty-one million, two hundred thirty thousand, six hundred fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.086 sec. • engine limits •