Base | Representation |
---|---|
bin | 111010101000… |
… | …0111011100010 |
3 | 2010211202121201 |
4 | 1311100323202 |
5 | 30332141234 |
6 | 3014511414 |
7 | 522200362 |
oct | 165207342 |
9 | 63752551 |
10 | 30740194 |
11 | 16396621 |
12 | a36556a |
13 | 64a3b84 |
14 | 41229a2 |
15 | 2a73314 |
hex | 1d50ee2 |
30740194 has 8 divisors (see below), whose sum is σ = 46159020. Its totient is φ = 15353856.
The previous prime is 30740179. The next prime is 30740219. The reversal of 30740194 is 49104703.
It can be written as a sum of positive squares in 2 ways, for example, as 28227969 + 2512225 = 5313^2 + 1585^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
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, 5599 + ... + 9634.
Almost surely, 230740194 is an apocalyptic number.
30740194 is a deficient number, since it is larger than the sum of its proper divisors (15418826).
30740194 is a wasteful number, since it uses less digits than its factorization.
30740194 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16244.
The product of its (nonzero) digits is 3024, while the sum is 28.
The square root of 30740194 is about 5544.3840054599. The cubic root of 30740194 is about 313.2580219885.
Adding to 30740194 its reverse (49104703), we get a palindrome (79844897).
The spelling of 30740194 in words is "thirty million, seven hundred forty thousand, one hundred ninety-four".
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