Base | Representation |
---|---|
bin | 1110101111001… |
… | …11000111010100 |
3 | 22121122001112020 |
4 | 13113213013110 |
5 | 223122130121 |
6 | 20133453140 |
7 | 3030560265 |
oct | 727470724 |
9 | 277561466 |
10 | 123630036 |
11 | 63871092 |
12 | 354a11b0 |
13 | 1c7c828a |
14 | 125c296c |
15 | acc11c6 |
hex | 75e71d4 |
123630036 has 24 divisors (see below), whose sum is σ = 303653280. Its totient is φ = 39040992.
The previous prime is 123630029. The next prime is 123630041. The reversal of 123630036 is 630036321.
It is a super-2 number, since 2×1236300362 = 30568771602722592, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 123629988 and 123630015.
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, 270891 + ... + 271346.
It is an arithmetic number, because the mean of its divisors is an integer number (12652220).
Almost surely, 2123630036 is an apocalyptic number.
It is an amenable number.
123630036 is an abundant number, since it is smaller than the sum of its proper divisors (180023244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123630036 is a wasteful number, since it uses less digits than its factorization.
123630036 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 542263 (or 542261 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 24.
The square root of 123630036 is about 11118.9044424350. The cubic root of 123630036 is about 498.1666673320.
Adding to 123630036 its reverse (630036321), we get a palindrome (753666357).
The spelling of 123630036 in words is "one hundred twenty-three million, six hundred thirty thousand, thirty-six".
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