Base | Representation |
---|---|
bin | 10101011100000110… |
… | …110000010010011001 |
3 | 2012102022101210200202 |
4 | 111130012300102121 |
5 | 334121122023001 |
6 | 14324132511545 |
7 | 1443313500146 |
oct | 253406602231 |
9 | 65368353622 |
10 | 23020111001 |
11 | 9843286128 |
12 | 456547b5b5 |
13 | 222b2b0c74 |
14 | 11854453cd |
15 | 8eae8396b |
hex | 55c1b0499 |
23020111001 has 8 divisors (see below), whose sum is σ = 23457003840. Its totient is φ = 22583312752.
The previous prime is 23020110979. The next prime is 23020111003. The reversal of 23020111001 is 10011102032.
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 23020111001 - 26 = 23020110937 is a prime.
It is a super-2 number, since 2×230201110012 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (23020111003) 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, 645290 + ... + 680028.
It is an arithmetic number, because the mean of its divisors is an integer number (2932125480).
Almost surely, 223020111001 is an apocalyptic number.
It is an amenable number.
23020111001 is a deficient number, since it is larger than the sum of its proper divisors (436892839).
23020111001 is a wasteful number, since it uses less digits than its factorization.
23020111001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47295.
The product of its (nonzero) digits is 12, while the sum is 11.
Adding to 23020111001 its reverse (10011102032), we get a palindrome (33031213033).
The spelling of 23020111001 in words is "twenty-three billion, twenty million, one hundred eleven thousand, one".
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