Base | Representation |
---|---|
bin | 11110001011110… |
… | …01111011010110 |
3 | 122122110012122112 |
4 | 33011321323112 |
5 | 1004310044410 |
6 | 41043031022 |
7 | 6163134404 |
oct | 1705717326 |
9 | 578405575 |
10 | 253206230 |
11 | 11aa23652 |
12 | 7096b472 |
13 | 405c5b94 |
14 | 258b2474 |
15 | 17369105 |
hex | f179ed6 |
253206230 has 8 divisors (see below), whose sum is σ = 455771232. Its totient is φ = 101282488.
The previous prime is 253206193. The next prime is 253206253. The reversal of 253206230 is 32602352.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×2532062302 = 128226789821625800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 253206196 and 253206205.
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, 12660302 + ... + 12660321.
It is an arithmetic number, because the mean of its divisors is an integer number (56971404).
Almost surely, 2253206230 is an apocalyptic number.
253206230 is a deficient number, since it is larger than the sum of its proper divisors (202565002).
253206230 is a wasteful number, since it uses less digits than its factorization.
253206230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25320630.
The product of its (nonzero) digits is 2160, while the sum is 23.
The square root of 253206230 is about 15912.4551845402. The cubic root of 253206230 is about 632.6421579472.
Adding to 253206230 its reverse (32602352), we get a palindrome (285808582).
The spelling of 253206230 in words is "two hundred fifty-three million, two hundred six thousand, two hundred thirty".
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