Base | Representation |
---|---|
bin | 10011000110001… |
… | …110101111010101 |
3 | 211022220000122022 |
4 | 103012032233111 |
5 | 1124010302331 |
6 | 51443142525 |
7 | 10640233532 |
oct | 2306165725 |
9 | 738800568 |
10 | 320400341 |
11 | 154948578 |
12 | 8b374a45 |
13 | 514c1501 |
14 | 307a3d89 |
15 | 1d1dd67b |
hex | 1318ebd5 |
320400341 has 4 divisors (see below), whose sum is σ = 320436972. Its totient is φ = 320363712.
The previous prime is 320400329. The next prime is 320400371. The reversal of 320400341 is 143004023.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in 2 ways, for example, as 244797316 + 75603025 = 15646^2 + 8695^2 .
It is a cyclic number.
It is not a de Polignac number, because 320400341 - 26 = 320400277 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (320400371) 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, 3341 + ... + 25533.
It is an arithmetic number, because the mean of its divisors is an integer number (80109243).
Almost surely, 2320400341 is an apocalyptic number.
It is an amenable number.
320400341 is a deficient number, since it is larger than the sum of its proper divisors (36631).
320400341 is a wasteful number, since it uses less digits than its factorization.
320400341 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36630.
The product of its (nonzero) digits is 288, while the sum is 17.
The square root of 320400341 is about 17899.7301934973. The cubic root of 320400341 is about 684.2754987526.
Adding to 320400341 its reverse (143004023), we get a palindrome (463404364).
The spelling of 320400341 in words is "three hundred twenty million, four hundred thousand, three hundred forty-one".
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