Base | Representation |
---|---|
bin | 11100000101100101… |
… | …100000101010000100 |
3 | 2212211210112001010011 |
4 | 130011211200222010 |
5 | 443231033141434 |
6 | 21504333040004 |
7 | 2115232636351 |
oct | 340545405204 |
9 | 85753461104 |
10 | 30158490244 |
11 | 11876755103 |
12 | 5a18026004 |
13 | 2ac81775cc |
14 | 1661503628 |
15 | bb79d3e64 |
hex | 705960a84 |
30158490244 has 27 divisors (see below), whose sum is σ = 54554249253. Its totient is φ = 14587608000.
The previous prime is 30158490199. The next prime is 30158490301. The reversal of 30158490244 is 44209485103.
The square root of 30158490244 is 173662.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 15391379844 + 14767110400 = 124062^2 + 121520^2 .
It is a super-3 number, since 3×301584902443 (a number of 32 digits) contains 333 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30158490197 and 30158490206.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 10765644 + ... + 10768444.
Almost surely, 230158490244 is an apocalyptic number.
30158490244 is the 173662-nd square number.
It is an amenable number.
30158490244 is a deficient number, since it is larger than the sum of its proper divisors (24395759009).
30158490244 is an frugal number, since it uses more digits than its factorization.
30158490244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5668 (or 2834 counting only the distinct ones).
The product of its (nonzero) digits is 138240, while the sum is 40.
The spelling of 30158490244 in words is "thirty billion, one hundred fifty-eight million, four hundred ninety thousand, two hundred forty-four".
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