Base | Representation |
---|---|
bin | 10110111100101011… |
… | …10111110001110000 |
3 | 1011210121122111221021 |
4 | 23132111313301300 |
5 | 200212433210112 |
6 | 5354304505224 |
7 | 614210025454 |
oct | 133625676160 |
9 | 34717574837 |
10 | 12320210032 |
11 | 525248a169 |
12 | 247a01b214 |
13 | 12145ba510 |
14 | 84c372664 |
15 | 4c1922907 |
hex | 2de577c70 |
12320210032 has 40 divisors (see below), whose sum is σ = 25716079760. Its totient is φ = 5684152320.
The previous prime is 12320210027. The next prime is 12320210039. The reversal of 12320210032 is 23001202321.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a junction number, because it is equal to n+sod(n) for n = 12320209988 and 12320210015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12320210039) 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, 649807 + ... + 668497.
It is an arithmetic number, because the mean of its divisors is an integer number (642901994).
Almost surely, 212320210032 is an apocalyptic number.
It is an amenable number.
12320210032 is an abundant number, since it is smaller than the sum of its proper divisors (13395869728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12320210032 is a wasteful number, since it uses less digits than its factorization.
12320210032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21881 (or 21875 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 12320210032 its reverse (23001202321), we get a palindrome (35321412353).
The spelling of 12320210032 in words is "twelve billion, three hundred twenty million, two hundred ten thousand, thirty-two".
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