Base | Representation |
---|---|
bin | 1111100100000… |
… | …00011101110010 |
3 | 100002122121102001 |
4 | 13302000131302 |
5 | 231410041433 |
6 | 20542044214 |
7 | 3143440063 |
oct | 762003562 |
9 | 302577361 |
10 | 130549618 |
11 | 67767951 |
12 | 3787966a |
13 | 2107b9c4 |
14 | 134a456a |
15 | b6db57d |
hex | 7c80772 |
130549618 has 16 divisors (see below), whose sum is σ = 202970880. Its totient is φ = 62910000.
The previous prime is 130549609. The next prime is 130549717. The reversal of 130549618 is 816945031.
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 7 ways as a sum of consecutive naturals, for example, 11368 + ... + 19756.
It is an arithmetic number, because the mean of its divisors is an integer number (12685680).
Almost surely, 2130549618 is an apocalyptic number.
130549618 is a deficient number, since it is larger than the sum of its proper divisors (72421262).
130549618 is a wasteful number, since it uses less digits than its factorization.
130549618 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8673.
The product of its (nonzero) digits is 25920, while the sum is 37.
The square root of 130549618 is about 11425.8311732670. The cubic root of 130549618 is about 507.2926092518.
The spelling of 130549618 in words is "one hundred thirty million, five hundred forty-nine thousand, six hundred eighteen".
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