Base | Representation |
---|---|
bin | 101011111110… |
… | …0100011000001 |
3 | 1121101021212110 |
4 | 1113330203001 |
5 | 21400221104 |
6 | 2142045533 |
7 | 366650241 |
oct | 127744301 |
9 | 47337773 |
10 | 23054529 |
11 | 12017233 |
12 | 78798a9 |
13 | 4a12844 |
14 | 30c1b21 |
15 | 2055e89 |
hex | 15fc8c1 |
23054529 has 8 divisors (see below), whose sum is σ = 30943552. Its totient is φ = 15267600.
The previous prime is 23054527. The next prime is 23054531. The reversal of 23054529 is 92545032.
It is an interprime number because it is at equal distance from previous prime (23054527) and next prime (23054531).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23054529 - 21 = 23054527 is a prime.
It is a super-2 number, since 2×230545292 = 1063022614823682, which contains 22 as substring.
It is an alternating number because its digits alternate between even and odd.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23054496 and 23054505.
It is not an unprimeable number, because it can be changed into a prime (23054527) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24994 + ... + 25899.
It is an arithmetic number, because the mean of its divisors is an integer number (3867944).
Almost surely, 223054529 is an apocalyptic number.
It is an amenable number.
23054529 is a deficient number, since it is larger than the sum of its proper divisors (7889023).
23054529 is a wasteful number, since it uses less digits than its factorization.
23054529 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51047.
The product of its (nonzero) digits is 10800, while the sum is 30.
The square root of 23054529 is about 4801.5131989822. The cubic root of 23054529 is about 284.6112644100.
The spelling of 23054529 in words is "twenty-three million, fifty-four thousand, five hundred twenty-nine".
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