Base | Representation |
---|---|
bin | 101011111111… |
… | …0010100101110 |
3 | 1121101122211222 |
4 | 1113332110232 |
5 | 21400434211 |
6 | 2142143342 |
7 | 400010405 |
oct | 127762456 |
9 | 47348758 |
10 | 23061806 |
11 | 12021749 |
12 | 7881b52 |
13 | 4a15c51 |
14 | 30c463c |
15 | 20581db |
hex | 15fe52e |
23061806 has 4 divisors (see below), whose sum is σ = 34592712. Its totient is φ = 11530902.
The previous prime is 23061791. The next prime is 23061811. The reversal of 23061806 is 60816032.
It is a semiprime because it is the product of two primes.
It is a super-4 number, since 4×230618064 (a number of 31 digits) contains 4444 as substring.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5765450 + ... + 5765453.
It is an arithmetic number, because the mean of its divisors is an integer number (8648178).
Almost surely, 223061806 is an apocalyptic number.
23061806 is a deficient number, since it is larger than the sum of its proper divisors (11530906).
23061806 is a wasteful number, since it uses less digits than its factorization.
23061806 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11530905.
The product of its (nonzero) digits is 1728, while the sum is 26.
The square root of 23061806 is about 4802.2709211372. The cubic root of 23061806 is about 284.6412064415.
Adding to 23061806 its reverse (60816032), we get a palindrome (83877838).
The spelling of 23061806 in words is "twenty-three million, sixty-one thousand, eight hundred six".
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