Base | Representation |
---|---|
bin | 1100011010101110000… |
… | …1010011001111111000 |
3 | 202101122101222020011111 |
4 | 3012223201103033320 |
5 | 11443400220443112 |
6 | 242000344210104 |
7 | 21261353562460 |
oct | 3065341231770 |
9 | 671571866144 |
10 | 213331031032 |
11 | 82522895119 |
12 | 35418169934 |
13 | 1716a165012 |
14 | a47a7baba0 |
15 | 58389b45a7 |
hex | 31ab8533f8 |
213331031032 has 32 divisors (see below), whose sum is σ = 460049649120. Its totient is φ = 90845239680.
The previous prime is 213331031027. The next prime is 213331031087. The reversal of 213331031032 is 230130133312.
It is a super-2 number, since 2×2133310310322 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 213331030994 and 213331031012.
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, 12123319 + ... + 12140902.
It is an arithmetic number, because the mean of its divisors is an integer number (14376551535).
Almost surely, 2213331031032 is an apocalyptic number.
It is an amenable number.
213331031032 is an abundant number, since it is smaller than the sum of its proper divisors (246718618088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213331031032 is a wasteful number, since it uses less digits than its factorization.
213331031032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24264391 (or 24264387 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 22.
Adding to 213331031032 its reverse (230130133312), we get a palindrome (443461164344).
The spelling of 213331031032 in words is "two hundred thirteen billion, three hundred thirty-one million, thirty-one thousand, thirty-two".
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