Base | Representation |
---|---|
bin | 1101101101010010011101… |
… | …11001010111001010001010 |
3 | 10221201200101122220000212122 |
4 | 12312221032321113022022 |
5 | 12422332142430040432 |
6 | 144035404431411242 |
7 | 6230534440450325 |
oct | 666511671271212 |
9 | 127650348800778 |
10 | 30143404143242 |
11 | 9671822890415 |
12 | 3469bb1083b22 |
13 | 13a8684347b90 |
14 | 762d3cb437bc |
15 | 3741747c0612 |
hex | 1b6a4ee5728a |
30143404143242 has 32 divisors (see below), whose sum is σ = 50030534975232. Its totient is φ = 13530562657344.
The previous prime is 30143404143227. The next prime is 30143404143299. The reversal of 30143404143242 is 24234140434103.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4417538 + ... + 8933165.
It is an arithmetic number, because the mean of its divisors is an integer number (1563454217976).
Almost surely, 230143404143242 is an apocalyptic number.
30143404143242 is a deficient number, since it is larger than the sum of its proper divisors (19887130831990).
30143404143242 is a wasteful number, since it uses less digits than its factorization.
30143404143242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13353102.
The product of its (nonzero) digits is 110592, while the sum is 35.
Adding to 30143404143242 its reverse (24234140434103), we get a palindrome (54377544577345).
The spelling of 30143404143242 in words is "thirty trillion, one hundred forty-three billion, four hundred four million, one hundred forty-three thousand, two hundred forty-two".
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