Base | Representation |
---|---|
bin | 10101100110111101… |
… | …010111111011101001 |
3 | 2012220000000221122200 |
4 | 111212331113323221 |
5 | 340004230420241 |
6 | 14354155410413 |
7 | 1450654312545 |
oct | 254675277351 |
9 | 65800027580 |
10 | 23202201321 |
11 | 99270462a2 |
12 | 45b6453a09 |
13 | 2259c37410 |
14 | 11a16c4a25 |
15 | 90be514b6 |
hex | 566f57ee9 |
23202201321 has 48 divisors (see below), whose sum is σ = 36554341824. Its totient is φ = 14096426112.
The previous prime is 23202201301. The next prime is 23202201343. The reversal of 23202201321 is 12310220232.
23202201321 is a `hidden beast` number, since 2 + 320 + 2 + 20 + 1 + 321 = 666.
It is not a de Polignac number, because 23202201321 - 213 = 23202193129 is a prime.
It is a super-2 number, since 2×232022013212 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 23202201294 and 23202201303.
It is not an unprimeable number, because it can be changed into a prime (23202201301) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3840315 + ... + 3846351.
It is an arithmetic number, because the mean of its divisors is an integer number (761548788).
Almost surely, 223202201321 is an apocalyptic number.
It is an amenable number.
23202201321 is a deficient number, since it is larger than the sum of its proper divisors (13352140503).
23202201321 is a wasteful number, since it uses less digits than its factorization.
23202201321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6470 (or 6467 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 23202201321 its reverse (12310220232), we get a palindrome (35512421553).
The spelling of 23202201321 in words is "twenty-three billion, two hundred two million, two hundred one thousand, three hundred twenty-one".
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