Base | Representation |
---|---|
bin | 11100010101111010… |
… | …000100100010010110 |
3 | 2220112212202210210212 |
4 | 130111322010202112 |
5 | 444311133044132 |
6 | 21551434045422 |
7 | 2125066262006 |
oct | 342572044226 |
9 | 86485683725 |
10 | 30432315542 |
11 | 119a7281102 |
12 | 5a93879872 |
13 | 2b3cb0c605 |
14 | 1689a22006 |
15 | bd1a725b2 |
hex | 715e84896 |
30432315542 has 32 divisors (see below), whose sum is σ = 50217235200. Its totient is φ = 13767370848.
The previous prime is 30432315533. The next prime is 30432315577. The reversal of 30432315542 is 24551323403.
It is a super-2 number, since 2×304323155422 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 30432315499 and 30432315508.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 549548 + ... + 602384.
It is an arithmetic number, because the mean of its divisors is an integer number (1569288600).
Almost surely, 230432315542 is an apocalyptic number.
30432315542 is a deficient number, since it is larger than the sum of its proper divisors (19784919658).
30432315542 is a wasteful number, since it uses less digits than its factorization.
30432315542 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53540.
The product of its (nonzero) digits is 43200, while the sum is 32.
Adding to 30432315542 its reverse (24551323403), we get a palindrome (54983638945).
The spelling of 30432315542 in words is "thirty billion, four hundred thirty-two million, three hundred fifteen thousand, five hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •