Base | Representation |
---|---|
bin | 1011010101010… |
… | …0000001100110 |
3 | 10022102210000120 |
4 | 2311110001212 |
5 | 44131430321 |
6 | 4414422410 |
7 | 1114666452 |
oct | 265240146 |
9 | 108383016 |
10 | 47530086 |
11 | 2491406a |
12 | 13b01a06 |
13 | 9b02116 |
14 | 6453662 |
15 | 428cec6 |
hex | 2d54066 |
47530086 has 16 divisors (see below), whose sum is σ = 95133504. Its totient is φ = 15831144.
The previous prime is 47530069. The next prime is 47530117. The reversal of 47530086 is 68003574.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9081 + ... + 13323.
It is an arithmetic number, because the mean of its divisors is an integer number (5945844).
Almost surely, 247530086 is an apocalyptic number.
47530086 is an abundant number, since it is smaller than the sum of its proper divisors (47603418).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47530086 is a wasteful number, since it uses less digits than its factorization.
47530086 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6115.
The product of its (nonzero) digits is 20160, while the sum is 33.
The square root of 47530086 is about 6894.2066983809. The cubic root of 47530086 is about 362.2342683517.
The spelling of 47530086 in words is "forty-seven million, five hundred thirty thousand, eighty-six".
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