Base | Representation |
---|---|
bin | 11100000010110001… |
… | …001100110011011001 |
3 | 2212201111120121122112 |
4 | 130002301030303121 |
5 | 443131433114001 |
6 | 21455524002105 |
7 | 2114120113106 |
oct | 340261146331 |
9 | 85644517575 |
10 | 30111223001 |
11 | 11852000572 |
12 | 5a04230335 |
13 | 2abb438022 |
14 | 165911baad |
15 | bb3798cbb |
hex | 702c4ccd9 |
30111223001 has 4 divisors (see below), whose sum is σ = 30122766900. Its totient is φ = 30099679104.
The previous prime is 30111222997. The next prime is 30111223039. The reversal of 30111223001 is 10032211103.
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 16816902400 + 13294320601 = 129680^2 + 115301^2 .
It is a cyclic number.
It is not a de Polignac number, because 30111223001 - 22 = 30111222997 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30111223081) 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, 5768036 + ... + 5773253.
It is an arithmetic number, because the mean of its divisors is an integer number (7530691725).
Almost surely, 230111223001 is an apocalyptic number.
It is an amenable number.
30111223001 is a deficient number, since it is larger than the sum of its proper divisors (11543899).
30111223001 is a wasteful number, since it uses less digits than its factorization.
30111223001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11543898.
The product of its (nonzero) digits is 36, while the sum is 14.
Adding to 30111223001 its reverse (10032211103), we get a palindrome (40143434104).
The spelling of 30111223001 in words is "thirty billion, one hundred eleven million, two hundred twenty-three thousand, one".
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