Base | Representation |
---|---|
bin | 11001011010100… |
… | …10000011101000 |
3 | 112212011112100101 |
4 | 30231102003220 |
5 | 414034301112 |
6 | 33053315144 |
7 | 5166100456 |
oct | 1455220350 |
9 | 485145311 |
10 | 213197032 |
11 | aa3870a4 |
12 | 5b495ab4 |
13 | 352280b9 |
14 | 204599d6 |
15 | 13ab4757 |
hex | cb520e8 |
213197032 has 16 divisors (see below), whose sum is σ = 400168260. Its totient is φ = 106485504.
The previous prime is 213197027. The next prime is 213197041. The reversal of 213197032 is 230791312.
It can be written as a sum of positive squares in 2 ways, for example, as 210656196 + 2540836 = 14514^2 + 1594^2 .
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, 5823 + ... + 21454.
Almost surely, 2213197032 is an apocalyptic number.
It is an amenable number.
213197032 is a deficient number, since it is larger than the sum of its proper divisors (186971228).
213197032 is a wasteful number, since it uses less digits than its factorization.
213197032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28260 (or 28256 counting only the distinct ones).
The product of its (nonzero) digits is 2268, while the sum is 28.
The square root of 213197032 is about 14601.2681641014. The cubic root of 213197032 is about 597.3933512961.
The spelling of 213197032 in words is "two hundred thirteen million, one hundred ninety-seven thousand, thirty-two".
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