Base | Representation |
---|---|
bin | 11100001111001110… |
… | …000101000011000011 |
3 | 2220021001122200110112 |
4 | 130033032011003003 |
5 | 444043422320003 |
6 | 21532345221535 |
7 | 2122234524215 |
oct | 341716050303 |
9 | 86231580415 |
10 | 30320120003 |
11 | 11949a0aa18 |
12 | 5a621918ab |
13 | 2b227b8b14 |
14 | 1678b785b5 |
15 | bc6cae3d8 |
hex | 70f3850c3 |
30320120003 has 4 divisors (see below), whose sum is σ = 30324948960. Its totient is φ = 30315291048.
The previous prime is 30320119987. The next prime is 30320120021. The reversal of 30320120003 is 30002102303.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30002102303 = 389 ⋅77126227.
It is a cyclic number.
It is not a de Polignac number, because 30320120003 - 24 = 30320119987 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30320120003.
It is not an unprimeable number, because it can be changed into a prime (30320120063) 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, 2405048 + ... + 2417621.
It is an arithmetic number, because the mean of its divisors is an integer number (7581237240).
Almost surely, 230320120003 is an apocalyptic number.
30320120003 is a deficient number, since it is larger than the sum of its proper divisors (4828957).
30320120003 is an equidigital number, since it uses as much as digits as its factorization.
30320120003 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4828956.
The product of its (nonzero) digits is 108, while the sum is 14.
Adding to 30320120003 its reverse (30002102303), we get a palindrome (60322222306).
The spelling of 30320120003 in words is "thirty billion, three hundred twenty million, one hundred twenty thousand, three".
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