Base | Representation |
---|---|
bin | 11000011100011001… |
… | …10011111100111000 |
3 | 1020212120111122202021 |
4 | 30032030303330320 |
5 | 203334011011212 |
6 | 10010110244224 |
7 | 643126601362 |
oct | 141614637470 |
9 | 36776448667 |
10 | 13123141432 |
11 | 5624742435 |
12 | 2662ab6674 |
13 | 1311a5875b |
14 | 8c6c61d32 |
15 | 51c178307 |
hex | 30e333f38 |
13123141432 has 32 divisors (see below), whose sum is σ = 26157161520. Its totient is φ = 6150976000.
The previous prime is 13123141417. The next prime is 13123141439. The reversal of 13123141432 is 23414132131.
It is a zygodrome in base 2.
It is a junction number, because it is equal to n+sod(n) for n = 13123141397 and 13123141406.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13123141439) 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, 158083 + ... + 226354.
Almost surely, 213123141432 is an apocalyptic number.
It is an amenable number.
13123141432 is a deficient number, since it is larger than the sum of its proper divisors (13034020088).
13123141432 is a wasteful number, since it uses less digits than its factorization.
13123141432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 384711 (or 384707 counting only the distinct ones).
The product of its digits is 1728, while the sum is 25.
Adding to 13123141432 its reverse (23414132131), we get a palindrome (36537273563).
The spelling of 13123141432 in words is "thirteen billion, one hundred twenty-three million, one hundred forty-one thousand, four hundred thirty-two".
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