Base | Representation |
---|---|
bin | 10110101111110011… |
… | …10110001001100000 |
3 | 1011112002102001001220 |
4 | 23113321312021200 |
5 | 200002310400112 |
6 | 5335445455040 |
7 | 611425662504 |
oct | 132771661140 |
9 | 34462361056 |
10 | 12212200032 |
11 | 51a75176aa |
12 | 2449a11480 |
13 | 11c8100b86 |
14 | 83bc98304 |
15 | 4b71d998c |
hex | 2d7e76260 |
12212200032 has 24 divisors (see below), whose sum is σ = 32057025336. Its totient is φ = 4070733312.
The previous prime is 12212199977. The next prime is 12212200043. The reversal of 12212200032 is 23000221221.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (24).
It is a junction number, because it is equal to n+sod(n) for n = 12212199984 and 12212200020.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63605113 + ... + 63605304.
It is an arithmetic number, because the mean of its divisors is an integer number (1335709389).
Almost surely, 212212200032 is an apocalyptic number.
12212200032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12212200032 is an abundant number, since it is smaller than the sum of its proper divisors (19844825304).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12212200032 is a wasteful number, since it uses less digits than its factorization.
12212200032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 127210430 (or 127210422 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
Adding to 12212200032 its reverse (23000221221), we get a palindrome (35212421253).
The spelling of 12212200032 in words is "twelve billion, two hundred twelve million, two hundred thousand, thirty-two".
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