Base | Representation |
---|---|
bin | 11100001000101011… |
… | …010000110110010001 |
3 | 2212222102001202220011 |
4 | 130020223100312101 |
5 | 443332321030001 |
6 | 21513424114521 |
7 | 2116432365565 |
oct | 341053206621 |
9 | 85872052804 |
10 | 30210330001 |
11 | 118a2a42085 |
12 | 5a31465a41 |
13 | 2b05b28217 |
14 | 16683596a5 |
15 | bbc323d51 |
hex | 708ad0d91 |
30210330001 has 4 divisors (see below), whose sum is σ = 30624170212. Its totient is φ = 29796489792.
The previous prime is 30210329999. The next prime is 30210330023. The reversal of 30210330001 is 10003301203.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 12321000000 + 17889330001 = 111000^2 + 133751^2 .
It is a cyclic number.
It is not a de Polignac number, because 30210330001 - 21 = 30210329999 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30210330071) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206919996 + ... + 206920141.
It is an arithmetic number, because the mean of its divisors is an integer number (7656042553).
Almost surely, 230210330001 is an apocalyptic number.
It is an amenable number.
30210330001 is a deficient number, since it is larger than the sum of its proper divisors (413840211).
30210330001 is an equidigital number, since it uses as much as digits as its factorization.
30210330001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 413840210.
The product of its (nonzero) digits is 54, while the sum is 13.
Adding to 30210330001 its reverse (10003301203), we get a palindrome (40213631204).
The spelling of 30210330001 in words is "thirty billion, two hundred ten million, three hundred thirty thousand, one".
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