Base | Representation |
---|---|
bin | 101011111110… |
… | …0100010111011 |
3 | 1121101021212020 |
4 | 1113330202323 |
5 | 21400221043 |
6 | 2142045523 |
7 | 366650232 |
oct | 127744273 |
9 | 47337766 |
10 | 23054523 |
11 | 12017228 |
12 | 78798a3 |
13 | 4a1283b |
14 | 30c1b19 |
15 | 2055e83 |
hex | 15fc8bb |
23054523 has 16 divisors (see below), whose sum is σ = 31846176. Its totient is φ = 14826240.
The previous prime is 23054519. The next prime is 23054527. The reversal of 23054523 is 32545032.
It is an interprime number because it is at equal distance from previous prime (23054519) and next prime (23054527).
It is not a de Polignac number, because 23054523 - 22 = 23054519 is a prime.
It is a super-2 number, since 2×230545232 = 1063022061515058, which contains 22 as substring.
It is an alternating number because its digits alternate between even and odd.
It is a junction number, because it is equal to n+sod(n) for n = 23054493 and 23054502.
It is not an unprimeable number, because it can be changed into a prime (23054527) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8511 + ... + 10887.
It is an arithmetic number, because the mean of its divisors is an integer number (1990386).
Almost surely, 223054523 is an apocalyptic number.
23054523 is a deficient number, since it is larger than the sum of its proper divisors (8791653).
23054523 is a wasteful number, since it uses less digits than its factorization.
23054523 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2494.
The product of its (nonzero) digits is 3600, while the sum is 24.
The square root of 23054523 is about 4801.5125741791. The cubic root of 23054523 is about 284.6112397198.
Adding to 23054523 its reverse (32545032), we get a palindrome (55599555).
The spelling of 23054523 in words is "twenty-three million, fifty-four thousand, five hundred twenty-three".
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