Base | Representation |
---|---|
bin | 11100001001111011… |
… | …010010111010111011 |
3 | 2220000212112200001120 |
4 | 130021323102322323 |
5 | 443403203410021 |
6 | 21515453520323 |
7 | 2120105616030 |
oct | 341173227273 |
9 | 86025480046 |
10 | 30231310011 |
11 | 11903871731 |
12 | 5a384a30a3 |
13 | 2b0a292726 |
14 | 166b05b387 |
15 | bbe0ba2c6 |
hex | 709ed2ebb |
30231310011 has 32 divisors (see below), whose sum is σ = 46292963328. Its totient is φ = 17190381600.
The previous prime is 30231310007. The next prime is 30231310013. The reversal of 30231310011 is 11001313203.
It is not a de Polignac number, because 30231310011 - 22 = 30231310007 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30231310013) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4911786 + ... + 4917936.
It is an arithmetic number, because the mean of its divisors is an integer number (1446655104).
Almost surely, 230231310011 is an apocalyptic number.
30231310011 is a deficient number, since it is larger than the sum of its proper divisors (16061653317).
30231310011 is a wasteful number, since it uses less digits than its factorization.
30231310011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7271.
The product of its (nonzero) digits is 54, while the sum is 15.
Adding to 30231310011 its reverse (11001313203), we get a palindrome (41232623214).
The spelling of 30231310011 in words is "thirty billion, two hundred thirty-one million, three hundred ten thousand, eleven".
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