Base | Representation |
---|---|
bin | 11100011010100011… |
… | …001110001110100001 |
3 | 2220202022100100122220 |
4 | 130122203032032201 |
5 | 444441103241001 |
6 | 22003255421253 |
7 | 2130033344253 |
oct | 343243161641 |
9 | 86668310586 |
10 | 30510212001 |
11 | 11a37245945 |
12 | 5ab5984829 |
13 | 2b52cb43a9 |
14 | 16960dbcd3 |
15 | bd880cc36 |
hex | 71a8ce3a1 |
30510212001 has 16 divisors (see below), whose sum is σ = 43197395904. Its totient is φ = 19088482304.
The previous prime is 30510211999. The next prime is 30510212003. The reversal of 30510212001 is 10021201503.
It is an interprime number because it is at equal distance from previous prime (30510211999) and next prime (30510212003).
It is a cyclic number.
It is not a de Polignac number, because 30510212001 - 21 = 30510211999 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30510212003) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 844320 + ... + 879713.
It is an arithmetic number, because the mean of its divisors is an integer number (2699837244).
Almost surely, 230510212001 is an apocalyptic number.
It is an amenable number.
30510212001 is a deficient number, since it is larger than the sum of its proper divisors (12687183903).
30510212001 is a wasteful number, since it uses less digits than its factorization.
30510212001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1724400.
The product of its (nonzero) digits is 60, while the sum is 15.
Adding to 30510212001 its reverse (10021201503), we get a palindrome (40531413504).
The spelling of 30510212001 in words is "thirty billion, five hundred ten million, two hundred twelve thousand, one".
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