Base | Representation |
---|---|
bin | 1001010100110110010… |
… | …00001101110010111101 |
3 | 1010122002022221211020221 |
4 | 10222123020031302331 |
5 | 20222220112431140 |
6 | 403111551141341 |
7 | 32102362530532 |
oct | 4523310156275 |
9 | 1118068854227 |
10 | 320430202045 |
11 | 11399154a4a8 |
12 | 52127514851 |
13 | 242a7690a65 |
14 | 1171a610d89 |
15 | 85060a714a |
hex | 4a9b20dcbd |
320430202045 has 16 divisors (see below), whose sum is σ = 401295606912. Its totient is φ = 245161322560.
The previous prime is 320430202003. The next prime is 320430202049. The reversal of 320430202045 is 540202034023.
It is not a de Polignac number, because 320430202045 - 211 = 320430199997 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (320430202049) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 555690 + ... + 974500.
It is an arithmetic number, because the mean of its divisors is an integer number (25080975432).
Almost surely, 2320430202045 is an apocalyptic number.
It is an amenable number.
320430202045 is a deficient number, since it is larger than the sum of its proper divisors (80865404867).
320430202045 is a wasteful number, since it uses less digits than its factorization.
320430202045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 425492.
The product of its (nonzero) digits is 5760, while the sum is 25.
Adding to 320430202045 its reverse (540202034023), we get a palindrome (860632236068).
The spelling of 320430202045 in words is "three hundred twenty billion, four hundred thirty million, two hundred two thousand, forty-five".
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