Base | Representation |
---|---|
bin | 11011111101100000… |
… | …101010011110010001 |
3 | 2212111100120112012002 |
4 | 123331200222132101 |
5 | 442441342031001 |
6 | 21443053043345 |
7 | 2111666210036 |
oct | 337540523621 |
9 | 85440515162 |
10 | 30023002001 |
11 | 11807224853 |
12 | 599a786555 |
13 | 2aa6089a55 |
14 | 164b51538d |
15 | baab6e46b |
hex | 6fd82a791 |
30023002001 has 2 divisors, whose sum is σ = 30023002002. Its totient is φ = 30023002000.
The previous prime is 30023001991. The next prime is 30023002027. The reversal of 30023002001 is 10020032003.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 29934190225 + 88811776 = 173015^2 + 9424^2 .
It is a cyclic number.
It is not a de Polignac number, because 30023002001 - 222 = 30018807697 is a prime.
It is not a weakly prime, because it can be changed into another prime (30023002601) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15011501000 + 15011501001.
It is an arithmetic number, because the mean of its divisors is an integer number (15011501001).
Almost surely, 230023002001 is an apocalyptic number.
It is an amenable number.
30023002001 is a deficient number, since it is larger than the sum of its proper divisors (1).
30023002001 is an equidigital number, since it uses as much as digits as its factorization.
30023002001 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 36, while the sum is 11.
Adding to 30023002001 its reverse (10020032003), we get a palindrome (40043034004).
It can be divided in two parts, 3002 and 3002001, that added together give a palindrome (3005003).
The spelling of 30023002001 in words is "thirty billion, twenty-three million, two thousand, one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.270 sec. • engine limits •