Base | Representation |
---|---|
bin | 11100010100101010… |
… | …011000000100011111 |
3 | 2220111102110102001012 |
4 | 130110222120010133 |
5 | 444240311032111 |
6 | 21545410205435 |
7 | 2124423560552 |
oct | 342452300437 |
9 | 86442412035 |
10 | 30411424031 |
11 | 11996501a9a |
12 | 5a8888387b |
13 | 2b386a6481 |
14 | 1686d44699 |
15 | bcece748b |
hex | 714a9811f |
30411424031 has 4 divisors (see below), whose sum is σ = 30414735600. Its totient is φ = 30408112464.
The previous prime is 30411424019. The next prime is 30411424061. The reversal of 30411424031 is 13042411403.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 30411424031 - 214 = 30411407647 is a prime.
It is a super-2 number, since 2×304114240312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30411423988 and 30411424006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30411424061) 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, 1641971 + ... + 1660388.
It is an arithmetic number, because the mean of its divisors is an integer number (7603683900).
Almost surely, 230411424031 is an apocalyptic number.
30411424031 is a deficient number, since it is larger than the sum of its proper divisors (3311569).
30411424031 is an equidigital number, since it uses as much as digits as its factorization.
30411424031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3311568.
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 30411424031 its reverse (13042411403), we get a palindrome (43453835434).
The spelling of 30411424031 in words is "thirty billion, four hundred eleven million, four hundred twenty-four thousand, thirty-one".
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