Base | Representation |
---|---|
bin | 11100000100011111… |
… | …000001101001001100 |
3 | 2212210111202022021200 |
4 | 130010133001221030 |
5 | 443211320410012 |
6 | 21502433025500 |
7 | 2114616612255 |
oct | 340437015114 |
9 | 85714668250 |
10 | 30140013132 |
11 | 11867284a69 |
12 | 5a119b5290 |
13 | 2ac43a83c8 |
14 | 165cc93b2c |
15 | bb60843dc |
hex | 7047c1a4c |
30140013132 has 18 divisors (see below), whose sum is σ = 76187255508. Its totient is φ = 10046671032.
The previous prime is 30140013107. The next prime is 30140013143. The reversal of 30140013132 is 23131004103.
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 418611258 + ... + 418611329.
It is an arithmetic number, because the mean of its divisors is an integer number (4232625306).
Almost surely, 230140013132 is an apocalyptic number.
It is an amenable number.
30140013132 is an abundant number, since it is smaller than the sum of its proper divisors (46047242376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30140013132 is a wasteful number, since it uses less digits than its factorization.
30140013132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 837222597 (or 837222592 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 30140013132 its reverse (23131004103), we get a palindrome (53271017235).
The spelling of 30140013132 in words is "thirty billion, one hundred forty million, thirteen thousand, one hundred thirty-two".
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