Base | Representation |
---|---|
bin | 1100010110001011001… |
… | …1110000010110000001 |
3 | 202021111101111221100002 |
4 | 3011202303300112001 |
5 | 11433400422211113 |
6 | 241235325405345 |
7 | 21216211605563 |
oct | 3054263602601 |
9 | 667441457302 |
10 | 212111132033 |
11 | 81a57227a29 |
12 | 35137709855 |
13 | 170044c43a8 |
14 | a3a278b333 |
15 | 57b6847c58 |
hex | 3162cf0581 |
212111132033 has 4 divisors (see below), whose sum is σ = 212122591920. Its totient is φ = 212099672148.
The previous prime is 212111131979. The next prime is 212111132039. The reversal of 212111132033 is 330231111212.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 212111132033 - 28 = 212111131777 is a prime.
It is a super-2 number, since 2×2121111320332 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 212111131996 and 212111132014.
It is not an unprimeable number, because it can be changed into a prime (212111132039) 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, 5702135 + ... + 5739212.
It is an arithmetic number, because the mean of its divisors is an integer number (53030647980).
Almost surely, 2212111132033 is an apocalyptic number.
It is an amenable number.
212111132033 is a deficient number, since it is larger than the sum of its proper divisors (11459887).
212111132033 is a wasteful number, since it uses less digits than its factorization.
212111132033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11459886.
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 212111132033 its reverse (330231111212), we get a palindrome (542342243245).
The spelling of 212111132033 in words is "two hundred twelve billion, one hundred eleven million, one hundred thirty-two thousand, thirty-three".
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