Base | Representation |
---|---|
bin | 1011011010010… |
… | …0100110110010 |
3 | 10100001112210000 |
4 | 2312210212302 |
5 | 44223011041 |
6 | 4425450430 |
7 | 1120542645 |
oct | 266444662 |
9 | 110045700 |
10 | 47860146 |
11 | 2501a044 |
12 | 14040a16 |
13 | 9bb9419 |
14 | 64dba5c |
15 | 4305bb6 |
hex | 2da49b2 |
47860146 has 20 divisors (see below), whose sum is σ = 107242542. Its totient is φ = 15953328.
The previous prime is 47860139. The next prime is 47860157. The reversal of 47860146 is 64106874.
47860146 is a `hidden beast` number, since 4 + 7 + 8 + 601 + 46 = 666.
47860146 is nontrivially palindromic in base 8.
47860146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 36469521 + 11390625 = 6039^2 + 3375^2 .
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 47860146.
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 9 ways as a sum of consecutive naturals, for example, 147555 + ... + 147878.
Almost surely, 247860146 is an apocalyptic number.
47860146 is an abundant number, since it is smaller than the sum of its proper divisors (59382396).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47860146 is a wasteful number, since it uses less digits than its factorization.
47860146 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 295447 (or 295438 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 36.
The square root of 47860146 is about 6918.1027746052. The cubic root of 47860146 is about 363.0708146798.
The spelling of 47860146 in words is "forty-seven million, eight hundred sixty thousand, one hundred forty-six".
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