Base | Representation |
---|---|
bin | 1110010101111… |
… | …11001110110011 |
3 | 22101101221022101 |
4 | 13022333032303 |
5 | 221300232242 |
6 | 15534521231 |
7 | 2660465635 |
oct | 712771663 |
9 | 271357271 |
10 | 120320947 |
11 | 61a109aa |
12 | 34366217 |
13 | 1bc0a036 |
14 | 11da0a55 |
15 | a86a9b7 |
hex | 72bf3b3 |
120320947 has 2 divisors, whose sum is σ = 120320948. Its totient is φ = 120320946.
The previous prime is 120320933. The next prime is 120320953. The reversal of 120320947 is 749023021.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 120320947 - 211 = 120318899 is a prime.
It is not a weakly prime, because it can be changed into another prime (120320957) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60160473 + 60160474.
It is an arithmetic number, because the mean of its divisors is an integer number (60160474).
Almost surely, 2120320947 is an apocalyptic number.
120320947 is a deficient number, since it is larger than the sum of its proper divisors (1).
120320947 is an equidigital number, since it uses as much as digits as its factorization.
120320947 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3024, while the sum is 28.
The square root of 120320947 is about 10969.0905274777. The cubic root of 120320947 is about 493.6817586188.
Adding to 120320947 its reverse (749023021), we get a palindrome (869343968).
The spelling of 120320947 in words is "one hundred twenty million, three hundred twenty thousand, nine hundred forty-seven".
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