Base | Representation |
---|---|
bin | 1100011010100111001… |
… | …1011001101000010010 |
3 | 202101120101202112200111 |
4 | 3012221303121220102 |
5 | 11443320332040310 |
6 | 241553434511534 |
7 | 21260553652252 |
oct | 3065163315022 |
9 | 671511675614 |
10 | 213302221330 |
11 | 825085a7a50 |
12 | 3540a5955aa |
13 | 171641b8a63 |
14 | a476a3b962 |
15 | 58361c328a |
hex | 31a9cd9a12 |
213302221330 has 48 divisors (see below), whose sum is σ = 444935483136. Its totient is φ = 73001818880.
The previous prime is 213302221309. The next prime is 213302221331. The reversal of 213302221330 is 33122203312.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is not an unprimeable number, because it can be changed into a prime (213302221331) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3323074 + ... + 3386653.
It is an arithmetic number, because the mean of its divisors is an integer number (9269489232).
Almost surely, 2213302221330 is an apocalyptic number.
213302221330 is an abundant number, since it is smaller than the sum of its proper divisors (231633261806).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213302221330 is a wasteful number, since it uses less digits than its factorization.
213302221330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6709779 (or 6709762 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 22.
Adding to 213302221330 its reverse (33122203312), we get a palindrome (246424424642).
The spelling of 213302221330 in words is "two hundred thirteen billion, three hundred two million, two hundred twenty-one thousand, three hundred thirty".
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