Base | Representation |
---|---|
bin | 11101011010100000010… |
… | …000001010110100111010 |
3 | 21011020101111020210000021 |
4 | 131122200100022310322 |
5 | 231104132221103310 |
6 | 4144325535401054 |
7 | 266015162622016 |
oct | 35324020126472 |
9 | 7136344223007 |
10 | 2021323222330 |
11 | 70a269299385 |
12 | 2878b508318a |
13 | 1187c1117ca9 |
14 | 6db927bd546 |
15 | 378a4ec45da |
hex | 1d6a040ad3a |
2021323222330 has 64 divisors (see below), whose sum is σ = 3822476896800. Its totient is φ = 768527585280.
The previous prime is 2021323222319. The next prime is 2021323222333. The reversal of 2021323222330 is 332223231202.
It can be written as a sum of positive squares in 16 ways, for example, as 72761286049 + 1948561936281 = 269743^2 + 1395909^2 .
It is a super-2 number, since 2×20213232223302 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2021323222295 and 2021323222304.
It is not an unprimeable number, because it can be changed into a prime (2021323222333) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11364726 + ... + 11541214.
Almost surely, 22021323222330 is an apocalyptic number.
2021323222330 is a deficient number, since it is larger than the sum of its proper divisors (1801153674470).
2021323222330 is a wasteful number, since it uses less digits than its factorization.
2021323222330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 177139.
The product of its (nonzero) digits is 5184, while the sum is 25.
Adding to 2021323222330 its reverse (332223231202), we get a palindrome (2353546453532).
The spelling of 2021323222330 in words is "two trillion, twenty-one billion, three hundred twenty-three million, two hundred twenty-two thousand, three hundred thirty".
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