Base | Representation |
---|---|
bin | 10101011100111001… |
… | …000111001111100111 |
3 | 2012110020020111101012 |
4 | 111130321013033213 |
5 | 334133011442411 |
6 | 14325323452435 |
7 | 1443533631536 |
oct | 253471071747 |
9 | 65406214335 |
10 | 23033312231 |
11 | 984a782436 |
12 | 456998711b |
13 | 2230c53947 |
14 | 11870c031d |
15 | 8ec1e018b |
hex | 55ce473e7 |
23033312231 has 8 divisors (see below), whose sum is σ = 23614925760. Its totient is φ = 22455513088.
The previous prime is 23033312177. The next prime is 23033312233. The reversal of 23033312231 is 13221333032.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 23033312231 - 230 = 21959570407 is a prime.
It is a super-2 number, since 2×230333122312 (a number of 22 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 = 23033312197 and 23033312206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23033312233) 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, 941366 + ... + 965523.
It is an arithmetic number, because the mean of its divisors is an integer number (2951865720).
Almost surely, 223033312231 is an apocalyptic number.
23033312231 is a deficient number, since it is larger than the sum of its proper divisors (581613529).
23033312231 is a wasteful number, since it uses less digits than its factorization.
23033312231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1907193.
The product of its (nonzero) digits is 1944, while the sum is 23.
Adding to 23033312231 its reverse (13221333032), we get a palindrome (36254645263).
The spelling of 23033312231 in words is "twenty-three billion, thirty-three million, three hundred twelve thousand, two hundred thirty-one".
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