Base | Representation |
---|---|
bin | 111001011101000110… |
… | …0100101001010101001 |
3 | 102210110202202222211102 |
4 | 1302322030211022221 |
5 | 4010142013210200 |
6 | 132403100411145 |
7 | 11625354503066 |
oct | 1627214451251 |
9 | 383422688742 |
10 | 123382944425 |
11 | 48365501364 |
12 | 1bab4846ab5 |
13 | b83401b030 |
14 | 5d86753c6d |
15 | 3321e8e6d5 |
hex | 1cba3252a9 |
123382944425 has 24 divisors (see below), whose sum is σ = 165447457560. Its totient is φ = 90735436800.
The previous prime is 123382944413. The next prime is 123382944427. The reversal of 123382944425 is 524449283321.
It can be written as a sum of positive squares in 12 ways, for example, as 10447292944 + 112935651481 = 102212^2 + 336059^2 .
It is not a de Polignac number, because 123382944425 - 24 = 123382944409 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 123382944425.
It is not an unprimeable number, because it can be changed into a prime (123382944427) 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, 709310 + ... + 865959.
It is an arithmetic number, because the mean of its divisors is an integer number (6893644065).
Almost surely, 2123382944425 is an apocalyptic number.
It is an amenable number.
123382944425 is a deficient number, since it is larger than the sum of its proper divisors (42064513135).
123382944425 is a wasteful number, since it uses less digits than its factorization.
123382944425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1575533 (or 1575528 counting only the distinct ones).
The product of its digits is 1658880, while the sum is 47.
The spelling of 123382944425 in words is "one hundred twenty-three billion, three hundred eighty-two million, nine hundred forty-four thousand, four hundred twenty-five".
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