Base | Representation |
---|---|
bin | 11110010010010… |
… | …00011111100001 |
3 | 122201001012021020 |
4 | 33021020133201 |
5 | 1010014133241 |
6 | 41113120053 |
7 | 6203260215 |
oct | 1711103741 |
9 | 581035236 |
10 | 254052321 |
11 | 1204512a6 |
12 | 710b9029 |
13 | 40831023 |
14 | 25a52945 |
15 | 17484b66 |
hex | f2487e1 |
254052321 has 4 divisors (see below), whose sum is σ = 338736432. Its totient is φ = 169368212.
The previous prime is 254052317. The next prime is 254052341. The reversal of 254052321 is 123250452.
254052321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 254052321 - 22 = 254052317 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 254052291 and 254052300.
It is not an unprimeable number, because it can be changed into a prime (254052311) 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, 42342051 + ... + 42342056.
It is an arithmetic number, because the mean of its divisors is an integer number (84684108).
Almost surely, 2254052321 is an apocalyptic number.
It is an amenable number.
254052321 is a deficient number, since it is larger than the sum of its proper divisors (84684111).
254052321 is an equidigital number, since it uses as much as digits as its factorization.
254052321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 84684110.
The product of its (nonzero) digits is 2400, while the sum is 24.
The square root of 254052321 is about 15939.0188217468. The cubic root of 254052321 is about 633.3460344329.
The spelling of 254052321 in words is "two hundred fifty-four million, fifty-two thousand, three hundred twenty-one".
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