Base | Representation |
---|---|
bin | 101100010001… |
… | …1100010101011 |
3 | 1121200101222002 |
4 | 1120203202223 |
5 | 21420324001 |
6 | 2145321215 |
7 | 401214014 |
oct | 130434253 |
9 | 47611862 |
10 | 23214251 |
11 | 12116235 |
12 | 793620b |
13 | 4a6a458 |
14 | 312400b |
15 | 208846b |
hex | 16238ab |
23214251 has 4 divisors (see below), whose sum is σ = 23381400. Its totient is φ = 23047104.
The previous prime is 23214223. The next prime is 23214259. The reversal of 23214251 is 15241232.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 23214251 - 210 = 23213227 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23214259) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83366 + ... + 83643.
It is an arithmetic number, because the mean of its divisors is an integer number (5845350).
Almost surely, 223214251 is an apocalyptic number.
23214251 is a deficient number, since it is larger than the sum of its proper divisors (167149).
23214251 is a wasteful number, since it uses less digits than its factorization.
23214251 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 167148.
The product of its digits is 480, while the sum is 20.
The square root of 23214251 is about 4818.1169558241. The cubic root of 23214251 is about 285.2670155812.
Adding to 23214251 its reverse (15241232), we get a palindrome (38455483).
The spelling of 23214251 in words is "twenty-three million, two hundred fourteen thousand, two hundred fifty-one".
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