Base | Representation |
---|---|
bin | 11100000010001110… |
… | …110101000111111000 |
3 | 2212200212121212101221 |
4 | 130002032311013320 |
5 | 443122131304422 |
6 | 21455002521424 |
7 | 2113650406156 |
oct | 340216650770 |
9 | 85625555357 |
10 | 30102213112 |
11 | 11847a07284 |
12 | 5a01206274 |
13 | 2ab960202a |
14 | 1657c543d6 |
15 | bb2ab93c7 |
hex | 7023b51f8 |
30102213112 has 8 divisors (see below), whose sum is σ = 56441649600. Its totient is φ = 15051106552.
The previous prime is 30102213101. The next prime is 30102213139. The reversal of 30102213112 is 21131220103.
It is a tau number, because it is divible by the number of its divisors (8).
It is a super-2 number, since 2×301022131122 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 1881388312 + ... + 1881388327.
It is an arithmetic number, because the mean of its divisors is an integer number (7055206200).
Almost surely, 230102213112 is an apocalyptic number.
It is an amenable number.
30102213112 is a deficient number, since it is larger than the sum of its proper divisors (26339436488).
30102213112 is a wasteful number, since it uses less digits than its factorization.
30102213112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3762776645 (or 3762776641 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 30102213112 its reverse (21131220103), we get a palindrome (51233433215).
It can be divided in two parts, 3010 and 2213112, that added together give a palindrome (2216122).
The spelling of 30102213112 in words is "thirty billion, one hundred two million, two hundred thirteen thousand, one hundred twelve".
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