Base | Representation |
---|---|
bin | 1110010101110001… |
… | …1010011111001010 |
3 | 100221021101100121000 |
4 | 3211130122133022 |
5 | 30340423242421 |
6 | 1433550355430 |
7 | 164251423602 |
oct | 34534323712 |
9 | 10837340530 |
10 | 3849430986 |
11 | 16a59a3525 |
12 | 8b51bbb76 |
13 | 49468381b |
14 | 28735bc02 |
15 | 177e32226 |
hex | e571a7ca |
3849430986 has 32 divisors (see below), whose sum is σ = 8694532800. Its totient is φ = 1262107440.
The previous prime is 3849430973. The next prime is 3849431011. The reversal of 3849430986 is 6890349483.
It is a happy number.
3849430986 is a `hidden beast` number, since 38 + 494 + 30 + 98 + 6 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
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, 581016 + ... + 587603.
It is an arithmetic number, because the mean of its divisors is an integer number (271704150).
Almost surely, 23849430986 is an apocalyptic number.
3849430986 is an abundant number, since it is smaller than the sum of its proper divisors (4845101814).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3849430986 is a wasteful number, since it uses less digits than its factorization.
3849430986 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1168691 (or 1168685 counting only the distinct ones).
The product of its (nonzero) digits is 4478976, while the sum is 54.
The square root of 3849430986 is about 62043.7828150412. The cubic root of 3849430986 is about 1567.2279897044.
The spelling of 3849430986 in words is "three billion, eight hundred forty-nine million, four hundred thirty thousand, nine hundred eighty-six".
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