Base | Representation |
---|---|
bin | 10110100100110101… |
… | …00011001111010000 |
3 | 1011021200010101100011 |
4 | 23102122203033100 |
5 | 144310222010112 |
6 | 5322400004304 |
7 | 606230143522 |
oct | 132232431720 |
9 | 34250111304 |
10 | 12120110032 |
11 | 515a539068 |
12 | 2423000694 |
13 | 11b1cc9854 |
14 | 82d965a12 |
15 | 4ae098aa7 |
hex | 2d26a33d0 |
12120110032 has 60 divisors (see below), whose sum is σ = 25360579200. Its totient is φ = 5607475776.
The previous prime is 12120110029. The next prime is 12120110039. The reversal of 12120110032 is 23001102121.
It is a junction number, because it is equal to n+sod(n) for n = 12120109994 and 12120110021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12120110039) 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, 223969 + ... + 272767.
It is an arithmetic number, because the mean of its divisors is an integer number (422676320).
Almost surely, 212120110032 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12120110032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12680289600).
12120110032 is an abundant number, since it is smaller than the sum of its proper divisors (13240469168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12120110032 is a wasteful number, since it uses less digits than its factorization.
12120110032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48888 (or 48863 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 13.
Adding to 12120110032 its reverse (23001102121), we get a palindrome (35121212153).
The spelling of 12120110032 in words is "twelve billion, one hundred twenty million, one hundred ten thousand, thirty-two".
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