Base | Representation |
---|---|
bin | 11100001000111001… |
… | …011010101101110010 |
3 | 2212222200001021122121 |
4 | 130020321122231302 |
5 | 443334243243214 |
6 | 21514035424454 |
7 | 2116506051304 |
oct | 341071325562 |
9 | 85880037577 |
10 | 30214040434 |
11 | 118a5046856 |
12 | 5a3275512a |
13 | 2b06827046 |
14 | 1668a43974 |
15 | bbc808424 |
hex | 708e5ab72 |
30214040434 has 4 divisors (see below), whose sum is σ = 45321060654. Its totient is φ = 15107020216.
The previous prime is 30214040431. The next prime is 30214040447. The reversal of 30214040434 is 43404041203.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43404041203 = 137 ⋅316817819.
It can be written as a sum of positive squares in only one way, i.e., 17457015625 + 12757024809 = 132125^2 + 112947^2 .
It is a junction number, because it is equal to n+sod(n) for n = 30214040399 and 30214040408.
It is not an unprimeable number, because it can be changed into a prime (30214040431) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7553510107 + ... + 7553510110.
Almost surely, 230214040434 is an apocalyptic number.
30214040434 is a deficient number, since it is larger than the sum of its proper divisors (15107020220).
30214040434 is a wasteful number, since it uses less digits than its factorization.
30214040434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15107020219.
The product of its (nonzero) digits is 4608, while the sum is 25.
Adding to 30214040434 its reverse (43404041203), we get a palindrome (73618081637).
The spelling of 30214040434 in words is "thirty billion, two hundred fourteen million, forty thousand, four hundred thirty-four".
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