Base | Representation |
---|---|
bin | 11100001110000101… |
… | …111010001011100011 |
3 | 2220012202001111122021 |
4 | 130032011322023203 |
5 | 444024101413443 |
6 | 21530431522311 |
7 | 2121614650144 |
oct | 341605721343 |
9 | 86182044567 |
10 | 30301201123 |
11 | 1193a268986 |
12 | 5a57989397 |
13 | 2b1b8c380b |
14 | 1676451acb |
15 | bc52c39ed |
hex | 70e17a2e3 |
30301201123 has 4 divisors (see below), whose sum is σ = 30360732480. Its totient is φ = 30241669768.
The previous prime is 30301201109. The next prime is 30301201127. The reversal of 30301201123 is 32110210303.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 30301201123 - 225 = 30267646691 is a prime.
It is a super-2 number, since 2×303012011232 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30301201097 and 30301201106.
It is not an unprimeable number, because it can be changed into a prime (30301201127) 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, 29764915 + ... + 29765932.
It is an arithmetic number, because the mean of its divisors is an integer number (7590183120).
Almost surely, 230301201123 is an apocalyptic number.
30301201123 is a deficient number, since it is larger than the sum of its proper divisors (59531357).
30301201123 is an equidigital number, since it uses as much as digits as its factorization.
30301201123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59531356.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 30301201123 its reverse (32110210303), we get a palindrome (62411411426).
The spelling of 30301201123 in words is "thirty billion, three hundred one million, two hundred one thousand, one hundred twenty-three".
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