Base | Representation |
---|---|
bin | 1100010111010101100… |
… | …1100011110110110001 |
3 | 202022022010102002222122 |
4 | 3011311121203312301 |
5 | 11440020244012431 |
6 | 241330310444025 |
7 | 21230016660620 |
oct | 3056531436661 |
9 | 668263362878 |
10 | 212423032241 |
11 | 820a729a1a2 |
12 | 35204063615 |
13 | 17053cca924 |
14 | a3d1d7b6b7 |
15 | 57d3e07a7b |
hex | 3175663db1 |
212423032241 has 16 divisors (see below), whose sum is σ = 244476002304. Its totient is φ = 180800963664.
The previous prime is 212423032127. The next prime is 212423032301. The reversal of 212423032241 is 142230324212.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-212423032241 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 212423032241.
It is not an unprimeable number, because it can be changed into a prime (212423032841) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 434066 + ... + 783108.
It is an arithmetic number, because the mean of its divisors is an integer number (15279750144).
Almost surely, 2212423032241 is an apocalyptic number.
It is an amenable number.
212423032241 is a deficient number, since it is larger than the sum of its proper divisors (32052970063).
212423032241 is a wasteful number, since it uses less digits than its factorization.
212423032241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 349660.
The product of its (nonzero) digits is 4608, while the sum is 26.
Adding to 212423032241 its reverse (142230324212), we get a palindrome (354653356453).
The spelling of 212423032241 in words is "two hundred twelve billion, four hundred twenty-three million, thirty-two thousand, two hundred forty-one".
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