Base | Representation |
---|---|
bin | 10110101110100101… |
… | …00000010001011000 |
3 | 1011111101000001222122 |
4 | 23113102200101120 |
5 | 144442140334213 |
6 | 5334440440412 |
7 | 611242220006 |
oct | 132722402130 |
9 | 34441001878 |
10 | 12201886808 |
11 | 51a1713181 |
12 | 2446479108 |
13 | 11c5c2c887 |
14 | 83a771a76 |
15 | 4b634dd08 |
hex | 2d74a0458 |
12201886808 has 16 divisors (see below), whose sum is σ = 22938909000. Its totient is φ = 6084844416.
The previous prime is 12201886729. The next prime is 12201886871. The reversal of 12201886808 is 80868810221.
It is a happy number.
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, 2009153 + ... + 2015216.
Almost surely, 212201886808 is an apocalyptic number.
It is an amenable number.
12201886808 is a deficient number, since it is larger than the sum of its proper divisors (10737022192).
12201886808 is a wasteful number, since it uses less digits than its factorization.
12201886808 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4024754 (or 4024750 counting only the distinct ones).
The product of its (nonzero) digits is 98304, while the sum is 44.
The spelling of 12201886808 in words is "twelve billion, two hundred one million, eight hundred eighty-six thousand, eight hundred eight".
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