Base | Representation |
---|---|
bin | 111000000001010001… |
… | …1110000011110010111 |
3 | 102111112001110102111121 |
4 | 1300002203300132113 |
5 | 3432334303343221 |
6 | 131133241344411 |
7 | 11456124142525 |
oct | 1600243603627 |
9 | 374461412447 |
10 | 120302012311 |
11 | 47024393478 |
12 | 1b394a98107 |
13 | b46293b090 |
14 | 5b734c1315 |
15 | 31e1760a41 |
hex | 1c028f0797 |
120302012311 has 4 divisors (see below), whose sum is σ = 129556013272. Its totient is φ = 111048011352.
The previous prime is 120302012309. The next prime is 120302012329. The reversal of 120302012311 is 113210203021.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 120302012311 - 21 = 120302012309 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 (120302012011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4627000461 + ... + 4627000486.
It is an arithmetic number, because the mean of its divisors is an integer number (32389003318).
Almost surely, 2120302012311 is an apocalyptic number.
120302012311 is a deficient number, since it is larger than the sum of its proper divisors (9254000961).
120302012311 is an equidigital number, since it uses as much as digits as its factorization.
120302012311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9254000960.
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 120302012311 its reverse (113210203021), we get a palindrome (233512215332).
The spelling of 120302012311 in words is "one hundred twenty billion, three hundred two million, twelve thousand, three hundred eleven".
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