Base | Representation |
---|---|
bin | 101110111011… |
… | …111000000000 |
3 | 212011002201222 |
4 | 232323320000 |
5 | 11122210442 |
6 | 1115414212 |
7 | 206403230 |
oct | 56737000 |
9 | 25132658 |
10 | 12303872 |
11 | 6a44099 |
12 | 4154368 |
13 | 271a3c9 |
14 | 18c3cc0 |
15 | 11308d2 |
hex | bbbe00 |
12303872 has 40 divisors (see below), whose sum is σ = 28103856. Its totient is φ = 5271552.
The previous prime is 12303871. The next prime is 12303877. The reversal of 12303872 is 27830321.
12303872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12303871) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1868 + ... + 5300.
Almost surely, 212303872 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12303872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14051928).
12303872 is an abundant number, since it is smaller than the sum of its proper divisors (15799984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12303872 is an frugal number, since it uses more digits than its factorization.
12303872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3458 (or 3442 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 26.
The square root of 12303872 is about 3507.6875573517. The cubic root of 12303872 is about 230.8592434724.
The spelling of 12303872 in words is "twelve million, three hundred three thousand, eight hundred seventy-two".
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