Base | Representation |
---|---|
bin | 10110100010110100… |
… | …00101010111001100 |
3 | 1011020111022210110111 |
4 | 23101122011113030 |
5 | 144241410213234 |
6 | 5320553445404 |
7 | 605633406553 |
oct | 132132052714 |
9 | 34214283414 |
10 | 12103210444 |
11 | 5150a46166 |
12 | 2419410864 |
13 | 11ab6606b0 |
14 | 82b606d9a |
15 | 4ac85b664 |
hex | 2d16855cc |
12103210444 has 48 divisors (see below), whose sum is σ = 24368915200. Its totient is φ = 5213077056.
The previous prime is 12103210439. The next prime is 12103210451. The reversal of 12103210444 is 44401230121.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25224 + ... + 157615.
Almost surely, 212103210444 is an apocalyptic number.
It is an amenable number.
12103210444 is an abundant number, since it is smaller than the sum of its proper divisors (12265704756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12103210444 is a wasteful number, since it uses less digits than its factorization.
12103210444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 182942 (or 182940 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 22.
Adding to 12103210444 its reverse (44401230121), we get a palindrome (56504440565).
The spelling of 12103210444 in words is "twelve billion, one hundred three million, two hundred ten thousand, four hundred forty-four".
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