Base | Representation |
---|---|
bin | 111010010010… |
… | …1011011111010 |
3 | 2010111201020111 |
4 | 1310211123322 |
5 | 30310441132 |
6 | 3011014534 |
7 | 520526110 |
oct | 164453372 |
9 | 63451214 |
10 | 30562042 |
11 | 16284795 |
12 | a29a44a |
13 | 6440a64 |
14 | 40b7ab0 |
15 | 2a3a647 |
hex | 1d256fa |
30562042 has 16 divisors (see below), whose sum is σ = 52807680. Its totient is φ = 12994128.
The previous prime is 30562003. The next prime is 30562043. The reversal of 30562042 is 24026503.
It is a happy number.
It is a super-2 number, since 2×305620422 = 1868076822419528, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (30562043) 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, 6817 + ... + 10372.
It is an arithmetic number, because the mean of its divisors is an integer number (3300480).
Almost surely, 230562042 is an apocalyptic number.
30562042 is a deficient number, since it is larger than the sum of its proper divisors (22245638).
30562042 is a wasteful number, since it uses less digits than its factorization.
30562042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17325.
The product of its (nonzero) digits is 1440, while the sum is 22.
The square root of 30562042 is about 5528.2946737669. The cubic root of 30562042 is about 312.6516963770.
Adding to 30562042 its reverse (24026503), we get a palindrome (54588545).
The spelling of 30562042 in words is "thirty million, five hundred sixty-two thousand, forty-two".
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