Base | Representation |
---|---|
bin | 11100010101111010… |
… | …001010100100001010 |
3 | 2220112212211001200101 |
4 | 130111322022210022 |
5 | 444311134341414 |
6 | 21551434400014 |
7 | 2125066424002 |
oct | 342572124412 |
9 | 86485731611 |
10 | 30432340234 |
11 | 119a729870a |
12 | 5a9389000a |
13 | 2b3cb1a91a |
14 | 1689a2b002 |
15 | bd1a79a74 |
hex | 715e8a90a |
30432340234 has 16 divisors (see below), whose sum is σ = 47180884968. Its totient is φ = 14710617792.
The previous prime is 30432340231. The next prime is 30432340273. The reversal of 30432340234 is 43204323403.
It can be written as a sum of positive squares in 4 ways, for example, as 26174386225 + 4257954009 = 161785^2 + 65253^2 .
It is a super-2 number, since 2×304323402342 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (30432340231) 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, 1298089 + ... + 1321324.
Almost surely, 230432340234 is an apocalyptic number.
30432340234 is a deficient number, since it is larger than the sum of its proper divisors (16748544734).
30432340234 is a wasteful number, since it uses less digits than its factorization.
30432340234 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2619609.
The product of its (nonzero) digits is 20736, while the sum is 28.
Adding to 30432340234 its reverse (43204323403), we get a palindrome (73636663637).
The spelling of 30432340234 in words is "thirty billion, four hundred thirty-two million, three hundred forty thousand, two hundred thirty-four".
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