Base | Representation |
---|---|
bin | 11100010101001011… |
… | …111110111100010010 |
3 | 2220112001001000001102 |
4 | 130111023332330102 |
5 | 444300034442002 |
6 | 21550323104402 |
7 | 2124561502604 |
oct | 342513767422 |
9 | 86461030042 |
10 | 30420234002 |
11 | 119a047a064 |
12 | 5a8b812102 |
13 | 2b3a46c482 |
14 | 1688199174 |
15 | bd0987a02 |
hex | 7152fef12 |
30420234002 has 4 divisors (see below), whose sum is σ = 45630351006. Its totient is φ = 15210117000.
The previous prime is 30420233989. The next prime is 30420234011. The reversal of 30420234002 is 20043202403.
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., 28193432281 + 2226801721 = 167909^2 + 47189^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7605058499 + ... + 7605058502.
Almost surely, 230420234002 is an apocalyptic number.
30420234002 is a deficient number, since it is larger than the sum of its proper divisors (15210117004).
30420234002 is a wasteful number, since it uses less digits than its factorization.
30420234002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15210117003.
The product of its (nonzero) digits is 1152, while the sum is 20.
Adding to 30420234002 its reverse (20043202403), we get a palindrome (50463436405).
The spelling of 30420234002 in words is "thirty billion, four hundred twenty million, two hundred thirty-four thousand, two".
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