Base | Representation |
---|---|
bin | 101100000100… |
… | …0011111010010 |
3 | 1121110202222001 |
4 | 1120020133102 |
5 | 21403302232 |
6 | 2143104214 |
7 | 400242655 |
oct | 130103722 |
9 | 47422861 |
10 | 23103442 |
11 | 1204aa5a |
12 | 78a206a |
13 | 4a2bb9b |
14 | 30d589c |
15 | 20656e7 |
hex | 16087d2 |
23103442 has 16 divisors (see below), whose sum is σ = 37388952. Its totient is φ = 10666240.
The previous prime is 23103439. The next prime is 23103467. The reversal of 23103442 is 24430132.
It can be written as a sum of positive squares in 4 ways, for example, as 19527561 + 3575881 = 4419^2 + 1891^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4609 + ... + 8212.
Almost surely, 223103442 is an apocalyptic number.
23103442 is a deficient number, since it is larger than the sum of its proper divisors (14285510).
23103442 is a wasteful number, since it uses less digits than its factorization.
23103442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12893.
The product of its (nonzero) digits is 576, while the sum is 19.
The square root of 23103442 is about 4806.6039986668. The cubic root of 23103442 is about 284.8124014215.
Adding to 23103442 its reverse (24430132), we get a palindrome (47533574).
The spelling of 23103442 in words is "twenty-three million, one hundred three thousand, four hundred forty-two".
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