Base | Representation |
---|---|
bin | 101011111110… |
… | …0011100100011 |
3 | 1121101021022010 |
4 | 1113330130203 |
5 | 21400212430 |
6 | 2142044003 |
7 | 366646110 |
oct | 127743443 |
9 | 47337263 |
10 | 23054115 |
11 | 12016997 |
12 | 7879603 |
13 | 4a125b6 |
14 | 30c1907 |
15 | 2055cb0 |
hex | 15fc723 |
23054115 has 32 divisors (see below), whose sum is σ = 42647040. Its totient is φ = 10416384.
The previous prime is 23054089. The next prime is 23054131. The reversal of 23054115 is 51145032.
It is not a de Polignac number, because 23054115 - 26 = 23054051 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 23054091 and 23054100.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8112 + ... + 10578.
It is an arithmetic number, because the mean of its divisors is an integer number (1332720).
Almost surely, 223054115 is an apocalyptic number.
23054115 is a deficient number, since it is larger than the sum of its proper divisors (19592925).
23054115 is a wasteful number, since it uses less digits than its factorization.
23054115 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2571.
The product of its (nonzero) digits is 600, while the sum is 21.
The square root of 23054115 is about 4801.4700873795. The cubic root of 23054115 is about 284.6095607712.
Adding to 23054115 its reverse (51145032), we get a palindrome (74199147).
It can be divided in two parts, 230 and 54115, that added together give a palindrome (54345).
The spelling of 23054115 in words is "twenty-three million, fifty-four thousand, one hundred fifteen".
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