Base | Representation |
---|---|
bin | 111010001101… |
… | …0011111001000 |
3 | 2010102102201101 |
4 | 1310122133020 |
5 | 30303022232 |
6 | 3010031144 |
7 | 520251256 |
oct | 164323710 |
9 | 63372641 |
10 | 30517192 |
11 | 16254022 |
12 | a2784b4 |
13 | 6426514 |
14 | 40a55d6 |
15 | 2a2c1e7 |
hex | 1d1a7c8 |
30517192 has 16 divisors (see below), whose sum is σ = 60231600. Its totient is φ = 14455440.
The previous prime is 30517181. The next prime is 30517213. The reversal of 30517192 is 29171503.
It is a self number, because there is not a number n which added to its sum of digits gives 30517192.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100234 + ... + 100537.
It is an arithmetic number, because the mean of its divisors is an integer number (3764475).
Almost surely, 230517192 is an apocalyptic number.
It is an amenable number.
30517192 is a deficient number, since it is larger than the sum of its proper divisors (29714408).
30517192 is a wasteful number, since it uses less digits than its factorization.
30517192 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 200796 (or 200792 counting only the distinct ones).
The product of its (nonzero) digits is 1890, while the sum is 28.
The square root of 30517192 is about 5524.2367798638. The cubic root of 30517192 is about 312.4986820211.
Adding to 30517192 its reverse (29171503), we get a palindrome (59688695).
The spelling of 30517192 in words is "thirty million, five hundred seventeen thousand, one hundred ninety-two".
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