Base | Representation |
---|---|
bin | 1100001110011011010… |
… | …1110101100111011100 |
3 | 202002010102221200110001 |
4 | 3003212311311213130 |
5 | 11420121003200012 |
6 | 240253111424044 |
7 | 21113525422510 |
oct | 3034665654734 |
9 | 662112850401 |
10 | 210031303132 |
11 | 8108a216772 |
12 | 34857085024 |
13 | 16a626497c1 |
14 | a246472140 |
15 | 56e3e67357 |
hex | 30e6d759dc |
210031303132 has 12 divisors (see below), whose sum is σ = 420062606320. Its totient is φ = 90013415616.
The previous prime is 210031303021. The next prime is 210031303133. The reversal of 210031303132 is 231303130012.
210031303132 is an admirable number.
It is a super-2 number, since 2×2100313031322 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (210031303133) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3750558957 + ... + 3750559012.
Almost surely, 2210031303132 is an apocalyptic number.
It is an amenable number.
210031303132 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210031303132 is a wasteful number, since it uses less digits than its factorization.
210031303132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7501117980 (or 7501117978 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 210031303132 its reverse (231303130012), we get a palindrome (441334433144).
The spelling of 210031303132 in words is "two hundred ten billion, thirty-one million, three hundred three thousand, one hundred thirty-two".
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