Base | Representation |
---|---|
bin | 11100001000100110… |
… | …111100001100000010 |
3 | 2212222022221012102211 |
4 | 130020212330030002 |
5 | 443332023244202 |
6 | 21513343532334 |
7 | 2116416636031 |
oct | 341046741402 |
9 | 85868835384 |
10 | 30209196802 |
11 | 118a2338754 |
12 | 5a30bba0aa |
13 | 2b0581c4a5 |
14 | 1668142718 |
15 | bbc19d1d7 |
hex | 7089bc302 |
30209196802 has 4 divisors (see below), whose sum is σ = 45313795206. Its totient is φ = 15104598400.
The previous prime is 30209196799. The next prime is 30209196803. The reversal of 30209196802 is 20869190203.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 28254584281 + 1954612521 = 168091^2 + 44211^2 .
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (30209196803) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7552299199 + ... + 7552299202.
Almost surely, 230209196802 is an apocalyptic number.
30209196802 is a deficient number, since it is larger than the sum of its proper divisors (15104598404).
30209196802 is a wasteful number, since it uses less digits than its factorization.
30209196802 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15104598403.
The product of its (nonzero) digits is 46656, while the sum is 40.
It can be divided in two parts, 302091 and 96802, that added together give a palindrome (398893).
The spelling of 30209196802 in words is "thirty billion, two hundred nine million, one hundred ninety-six thousand, eight hundred two".
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