Base | Representation |
---|---|
bin | 101100010001… |
… | …0010100110110 |
3 | 1121200011010121 |
4 | 1120202110312 |
5 | 21420144040 |
6 | 2145242154 |
7 | 401163340 |
oct | 130422466 |
9 | 47604117 |
10 | 23209270 |
11 | 12112517 |
12 | 793335a |
13 | 4a680c6 |
14 | 3122290 |
15 | 2086c4a |
hex | 1622536 |
23209270 has 32 divisors (see below), whose sum is σ = 48128256. Its totient is φ = 7893600.
The previous prime is 23209237. The next prime is 23209273. The reversal of 23209270 is 7290232.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23209273) 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, 7905 + ... + 10435.
It is an arithmetic number, because the mean of its divisors is an integer number (1504008).
Almost surely, 223209270 is an apocalyptic number.
23209270 is an abundant number, since it is smaller than the sum of its proper divisors (24918986).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23209270 is a wasteful number, since it uses less digits than its factorization.
23209270 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2676.
The product of its (nonzero) digits is 1512, while the sum is 25.
The square root of 23209270 is about 4817.6000249087. The cubic root of 23209270 is about 285.2466112092.
The spelling of 23209270 in words is "twenty-three million, two hundred nine thousand, two hundred seventy".
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