Base | Representation |
---|---|
bin | 10101011100000110… |
… | …011111011100100111 |
3 | 2012102022021022002000 |
4 | 111130012133130213 |
5 | 334121112321043 |
6 | 14324131220343 |
7 | 1443313062066 |
oct | 253406373447 |
9 | 65368238060 |
10 | 23020042023 |
11 | 9843239320 |
12 | 45654476b3 |
13 | 222b288754 |
14 | 11854281dd |
15 | 8eae6d2d3 |
hex | 55c19f727 |
23020042023 has 64 divisors (see below), whose sum is σ = 39891916800. Its totient is φ = 12964423680.
The previous prime is 23020042013. The next prime is 23020042033. The reversal of 23020042023 is 32024002032.
23020042023 is a `hidden beast` number, since 23 + 0 + 200 + 420 + 23 = 666.
It is an interprime number because it is at equal distance from previous prime (23020042013) and next prime (23020042033).
It is not a de Polignac number, because 23020042023 - 25 = 23020041991 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 23020041987 and 23020042005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23020042013) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 370015 + ... + 427727.
It is an arithmetic number, because the mean of its divisors is an integer number (623311200).
Almost surely, 223020042023 is an apocalyptic number.
23020042023 is a deficient number, since it is larger than the sum of its proper divisors (16871874777).
23020042023 is a wasteful number, since it uses less digits than its factorization.
23020042023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57829 (or 57823 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 18.
Adding to 23020042023 its reverse (32024002032), we get a palindrome (55044044055).
The spelling of 23020042023 in words is "twenty-three billion, twenty million, forty-two thousand, twenty-three".
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