Base | Representation |
---|---|
bin | 10101101101011100… |
… | …011111100001111001 |
3 | 2020011120210121211122 |
4 | 111231130133201321 |
5 | 340220110202301 |
6 | 14413044035025 |
7 | 1453445263565 |
oct | 255534374171 |
9 | 66146717748 |
10 | 23311022201 |
11 | 9982512005 |
12 | 4626992a75 |
13 | 2276648b7c |
14 | 11b1d306a5 |
15 | 91679981b |
hex | 56d71f879 |
23311022201 has 8 divisors (see below), whose sum is σ = 23551805640. Its totient is φ = 23070728448.
The previous prime is 23311022173. The next prime is 23311022209. The reversal of 23311022201 is 10222011332.
It can be written as a sum of positive squares in 4 ways, for example, as 10274863225 + 13036158976 = 101365^2 + 114176^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23311022201 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 23311022201.
It is not an unprimeable number, because it can be changed into a prime (23311022209) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26336 + ... + 217521.
It is an arithmetic number, because the mean of its divisors is an integer number (2943975705).
Almost surely, 223311022201 is an apocalyptic number.
It is an amenable number.
23311022201 is a deficient number, since it is larger than the sum of its proper divisors (240783439).
23311022201 is a wasteful number, since it uses less digits than its factorization.
23311022201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 244843.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 23311022201 its reverse (10222011332), we get a palindrome (33533033533).
The spelling of 23311022201 in words is "twenty-three billion, three hundred eleven million, twenty-two thousand, two hundred one".
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