Base | Representation |
---|---|
bin | 10111100101011110… |
… | …00101001000010100 |
3 | 1012200110110200002020 |
4 | 23302233011020110 |
5 | 201413031101034 |
6 | 5452250213140 |
7 | 625533210111 |
oct | 136257051024 |
9 | 35613420066 |
10 | 12662362644 |
11 | 5408634518 |
12 | 25547241b0 |
13 | 126a456899 |
14 | 881999908 |
15 | 4e19ab249 |
hex | 2f2bc5214 |
12662362644 has 24 divisors (see below), whose sum is σ = 30046285920. Its totient is φ = 4149248544.
The previous prime is 12662362631. The next prime is 12662362649. The reversal of 12662362644 is 44626326621.
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 12662362596 and 12662362605.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12662362649) 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, 8941639 + ... + 8943054.
It is an arithmetic number, because the mean of its divisors is an integer number (1251928580).
Almost surely, 212662362644 is an apocalyptic number.
It is an amenable number.
12662362644 is an abundant number, since it is smaller than the sum of its proper divisors (17383923276).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12662362644 is a wasteful number, since it uses less digits than its factorization.
12662362644 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17884759 (or 17884757 counting only the distinct ones).
The product of its digits is 497664, while the sum is 42.
The spelling of 12662362644 in words is "twelve billion, six hundred sixty-two million, three hundred sixty-two thousand, six hundred forty-four".
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