Base | Representation |
---|---|
bin | 10011000100111… |
… | …010001111101101 |
3 | 211022020102220020 |
4 | 103010322033231 |
5 | 1123413214003 |
6 | 51431512353 |
7 | 10634262531 |
oct | 2304721755 |
9 | 738212806 |
10 | 320054253 |
11 | 154731552 |
12 | 8b2286b9 |
13 | 513ccb1c |
14 | 30713bc1 |
15 | 1d170d53 |
hex | 1313a3ed |
320054253 has 4 divisors (see below), whose sum is σ = 426739008. Its totient is φ = 213369500.
The previous prime is 320054233. The next prime is 320054263. The reversal of 320054253 is 352450023.
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, and also an emirpimes, since its reverse is a distinct semiprime: 352450023 = 3 ⋅117483341.
It is a cyclic number.
It is not a de Polignac number, because 320054253 - 217 = 319923181 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (320054213) 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, 53342373 + ... + 53342378.
It is an arithmetic number, because the mean of its divisors is an integer number (106684752).
Almost surely, 2320054253 is an apocalyptic number.
It is an amenable number.
320054253 is a deficient number, since it is larger than the sum of its proper divisors (106684755).
320054253 is a wasteful number, since it uses less digits than its factorization.
320054253 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106684754.
The product of its (nonzero) digits is 3600, while the sum is 24.
The square root of 320054253 is about 17890.0601731800. The cubic root of 320054253 is about 684.0290312051.
The spelling of 320054253 in words is "three hundred twenty million, fifty-four thousand, two hundred fifty-three".
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