Base | Representation |
---|---|
bin | 11100001111010101… |
… | …101101100110010111 |
3 | 2220021012102100110122 |
4 | 130033111231212113 |
5 | 444044430333421 |
6 | 21532500142155 |
7 | 2122260530312 |
oct | 341725554627 |
9 | 86235370418 |
10 | 30322121111 |
11 | 11950057427 |
12 | 5a6299795b |
13 | 2b230398c9 |
14 | 1679139979 |
15 | bc70572ab |
hex | 70f56d997 |
30322121111 has 16 divisors (see below), whose sum is σ = 32970188160. Its totient is φ = 27776816640.
The previous prime is 30322121003. The next prime is 30322121113. The reversal of 30322121111 is 11112122303.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30322121111 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17).
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 30322121111.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30322121113) 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, 39785 + ... + 249453.
It is an arithmetic number, because the mean of its divisors is an integer number (2060636760).
Almost surely, 230322121111 is an apocalyptic number.
30322121111 is a deficient number, since it is larger than the sum of its proper divisors (2648067049).
30322121111 is a wasteful number, since it uses less digits than its factorization.
30322121111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 209914.
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 30322121111 its reverse (11112122303), we get a palindrome (41434243414).
The spelling of 30322121111 in words is "thirty billion, three hundred twenty-two million, one hundred twenty-one thousand, one hundred eleven".
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