Base | Representation |
---|---|
bin | 11001011000100… |
… | …11100100000000 |
3 | 112211200112012210 |
4 | 30230103210000 |
5 | 414003103211 |
6 | 33044022120 |
7 | 5163653256 |
oct | 1454234400 |
9 | 484615183 |
10 | 212941056 |
11 | aa221849 |
12 | 5b391940 |
13 | 35168733 |
14 | 203d05d6 |
15 | 13a639a6 |
hex | cb13900 |
212941056 has 72 divisors (see below), whose sum is σ = 596602720. Its totient is φ = 67239936.
The previous prime is 212941039. The next prime is 212941087. The reversal of 212941056 is 650149212.
It is an alternating number because its digits alternate between even and odd.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7296 + ... + 21888.
Almost surely, 2212941056 is an apocalyptic number.
It is a pronic number, being equal to 14592×14593.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 212941056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (298301360).
212941056 is an abundant number, since it is smaller than the sum of its proper divisors (383661664).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212941056 is a wasteful number, since it uses less digits than its factorization.
212941056 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14631 (or 14617 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 30.
The square root of 212941056 is about 14592.4999914340. The cubic root of 212941056 is about 597.1541678505.
The spelling of 212941056 in words is "two hundred twelve million, nine hundred forty-one thousand, fifty-six".
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