Base | Representation |
---|---|
bin | 1100010101110101110… |
… | …0011001000100010110 |
3 | 202021021010010220211022 |
4 | 3011131130121010112 |
5 | 11433204401340202 |
6 | 241222352241142 |
7 | 21214036536614 |
oct | 3053534310426 |
9 | 667233126738 |
10 | 212021121302 |
11 | 81a104395a1 |
12 | 351115401b2 |
13 | 16cbb96a5c3 |
14 | a39483a6b4 |
15 | 57ad9b7ea2 |
hex | 315d719116 |
212021121302 has 32 divisors (see below), whose sum is σ = 323649406080. Its totient is φ = 104159248960.
The previous prime is 212021121281. The next prime is 212021121311. The reversal of 212021121302 is 203121120212.
It is a super-3 number, since 3×2120211213023 (a number of 35 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10917533 + ... + 10936935.
It is an arithmetic number, because the mean of its divisors is an integer number (10114043940).
Almost surely, 2212021121302 is an apocalyptic number.
212021121302 is a deficient number, since it is larger than the sum of its proper divisors (111628284778).
212021121302 is a wasteful number, since it uses less digits than its factorization.
212021121302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19948.
The product of its (nonzero) digits is 96, while the sum is 17.
Adding to 212021121302 its reverse (203121120212), we get a palindrome (415142241514).
The spelling of 212021121302 in words is "two hundred twelve billion, twenty-one million, one hundred twenty-one thousand, three hundred two".
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