Base | Representation |
---|---|
bin | 101100010000… |
… | …1100100110011 |
3 | 1121122222220201 |
4 | 1120201210303 |
5 | 21420044240 |
6 | 2145220031 |
7 | 401151355 |
oct | 130414463 |
9 | 47588821 |
10 | 23206195 |
11 | 12110181 |
12 | 7931617 |
13 | 4a6689c |
14 | 31210d5 |
15 | 2085d9a |
hex | 1621933 |
23206195 has 16 divisors (see below), whose sum is σ = 29189952. Its totient is φ = 17677440.
The previous prime is 23206193. The next prime is 23206199. The reversal of 23206195 is 59160232.
It is not a de Polignac number, because 23206195 - 21 = 23206193 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23206193) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 42625 + ... + 43165.
It is an arithmetic number, because the mean of its divisors is an integer number (1824372).
Almost surely, 223206195 is an apocalyptic number.
23206195 is a deficient number, since it is larger than the sum of its proper divisors (5983757).
23206195 is a wasteful number, since it uses less digits than its factorization.
23206195 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 942.
The product of its (nonzero) digits is 3240, while the sum is 28.
The square root of 23206195 is about 4817.2808720273. The cubic root of 23206195 is about 285.2340131960.
It can be divided in two parts, 2320 and 6195, that added together give a triangular number (8515 = T130).
The spelling of 23206195 in words is "twenty-three million, two hundred six thousand, one hundred ninety-five".
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