Base | Representation |
---|---|
bin | 1100011001110111101… |
… | …1111011011001111000 |
3 | 202101001112010200001010 |
4 | 3012131323323121320 |
5 | 11442413400131412 |
6 | 241522003353520 |
7 | 21252615501606 |
oct | 3063573733170 |
9 | 671045120033 |
10 | 213103130232 |
11 | 82416185953 |
12 | 353739828a0 |
13 | 17131b8c385 |
14 | a458414876 |
15 | 582399833c |
hex | 319defb678 |
213103130232 has 32 divisors (see below), whose sum is σ = 533478787200. Its totient is φ = 70938248544.
The previous prime is 213103130189. The next prime is 213103130263. The reversal of 213103130232 is 232031301312.
It is a super-2 number, since 2×2131031302322 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 213103130199 and 213103130208.
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, 5989908 + ... + 6025379.
It is an arithmetic number, because the mean of its divisors is an integer number (16671212100).
Almost surely, 2213103130232 is an apocalyptic number.
It is an amenable number.
213103130232 is an abundant number, since it is smaller than the sum of its proper divisors (320375656968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213103130232 is a wasteful number, since it uses less digits than its factorization.
213103130232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12016035 (or 12016031 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 213103130232 its reverse (232031301312), we get a palindrome (445134431544).
The spelling of 213103130232 in words is "two hundred thirteen billion, one hundred three million, one hundred thirty thousand, two hundred thirty-two".
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