Base | Representation |
---|---|
bin | 11100000010101110… |
… | …000100001110001100 |
3 | 2212201110000212122121 |
4 | 130002232010032030 |
5 | 443131230321140 |
6 | 21455454222324 |
7 | 2114110121611 |
oct | 340256041614 |
9 | 85643025577 |
10 | 30110401420 |
11 | 1185159a280 |
12 | 5a03ab49a4 |
13 | 2abb20b098 |
14 | 1658d86508 |
15 | bb368564a |
hex | 702b8438c |
30110401420 has 24 divisors (see below), whose sum is σ = 68980192848. Its totient is φ = 10949236800.
The previous prime is 30110401403. The next prime is 30110401423. The reversal of 30110401420 is 2410401103.
It is a junction number, because it is equal to n+sod(n) for n = 30110401394 and 30110401403.
It is not an unprimeable number, because it can be changed into a prime (30110401423) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68432511 + ... + 68432950.
It is an arithmetic number, because the mean of its divisors is an integer number (2874174702).
Almost surely, 230110401420 is an apocalyptic number.
It is an amenable number.
30110401420 is an abundant number, since it is smaller than the sum of its proper divisors (38869791428).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30110401420 is a wasteful number, since it uses less digits than its factorization.
30110401420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 136865481 (or 136865479 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
Adding to 30110401420 its reverse (2410401103), we get a palindrome (32520802523).
The spelling of 30110401420 in words is "thirty billion, one hundred ten million, four hundred one thousand, four hundred twenty".
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