Base | Representation |
---|---|
bin | 10110100010111110… |
… | …11101100110010000 |
3 | 1011020120222102121021 |
4 | 23101133131212100 |
5 | 144242240323212 |
6 | 5321044005224 |
7 | 605651401402 |
oct | 132137354620 |
9 | 34216872537 |
10 | 12104620432 |
11 | 5151819543 |
12 | 2419990814 |
13 | 11aba353c8 |
14 | 82b892b72 |
15 | 4aca39307 |
hex | 2d17dd990 |
12104620432 has 40 divisors (see below), whose sum is σ = 24863419800. Its totient is φ = 5689147392.
The previous prime is 12104620403. The next prime is 12104620433. The reversal of 12104620432 is 23402640121.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 7573176576 + 4531443856 = 87024^2 + 67316^2 .
It is a junction number, because it is equal to n+sod(n) for n = 12104620397 and 12104620406.
It is not an unprimeable number, because it can be changed into a prime (12104620433) 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, 192544 + ... + 247552.
It is an arithmetic number, because the mean of its divisors is an integer number (621585495).
Almost surely, 212104620432 is an apocalyptic number.
It is an amenable number.
12104620432 is an abundant number, since it is smaller than the sum of its proper divisors (12758799368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12104620432 is a wasteful number, since it uses less digits than its factorization.
12104620432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55843 (or 55837 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 25.
The spelling of 12104620432 in words is "twelve billion, one hundred four million, six hundred twenty thousand, four hundred thirty-two".
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