Base | Representation |
---|---|
bin | 1110101010101… |
… | …00101110011000 |
3 | 22120111121000101 |
4 | 13111110232120 |
5 | 222443433144 |
6 | 20112545144 |
7 | 3022512166 |
oct | 725245630 |
9 | 276447011 |
10 | 123030424 |
11 | 634a1640 |
12 | 352521b4 |
13 | 1c64838a |
14 | 124a8236 |
15 | ac036d4 |
hex | 7554b98 |
123030424 has 32 divisors (see below), whose sum is σ = 252156240. Its totient is φ = 55811200.
The previous prime is 123030379. The next prime is 123030431. The reversal of 123030424 is 424030321.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56394 + ... + 58534.
Almost surely, 2123030424 is an apocalyptic number.
It is an amenable number.
123030424 is an abundant number, since it is smaller than the sum of its proper divisors (129125816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123030424 is a wasteful number, since it uses less digits than its factorization.
123030424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2811 (or 2807 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 19.
The square root of 123030424 is about 11091.9080414508. The cubic root of 123030424 is about 497.3599838293.
Adding to 123030424 its reverse (424030321), we get a palindrome (547060745).
The spelling of 123030424 in words is "one hundred twenty-three million, thirty thousand, four hundred twenty-four".
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