Base | Representation |
---|---|
bin | 101100101101… |
… | …1101111011101 |
3 | 1122010002201210 |
4 | 1121123233131 |
5 | 22000210240 |
6 | 2154255033 |
7 | 403163103 |
oct | 131335735 |
9 | 48102653 |
10 | 23444445 |
11 | 12263182 |
12 | 7a27479 |
13 | 4b1b16b |
14 | 3183c73 |
15 | 20d1780 |
hex | 165bbdd |
23444445 has 16 divisors (see below), whose sum is σ = 39718080. Its totient is φ = 11768064.
The previous prime is 23444431. The next prime is 23444467. The reversal of 23444445 is 54444432.
It is not a de Polignac number, because 23444445 - 26 = 23444381 is a prime.
It is a plaindrome in base 10.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45715 + ... + 46224.
It is an arithmetic number, because the mean of its divisors is an integer number (2482380).
Almost surely, 223444445 is an apocalyptic number.
It is an amenable number.
23444445 is a deficient number, since it is larger than the sum of its proper divisors (16273635).
23444445 is a wasteful number, since it uses less digits than its factorization.
23444445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 91964.
The product of its digits is 30720, while the sum is 30.
The square root of 23444445 is about 4841.9464061470. The cubic root of 23444445 is about 286.2068246571.
Adding to 23444445 its reverse (54444432), we get a palindrome (77888877).
The spelling of 23444445 in words is "twenty-three million, four hundred forty-four thousand, four hundred forty-five".
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