Base | Representation |
---|---|
bin | 1011010110011… |
… | …1011111010000 |
3 | 10022120211101020 |
4 | 2311213133100 |
5 | 44142003213 |
6 | 4420235440 |
7 | 1115451051 |
oct | 265473720 |
9 | 108524336 |
10 | 47609808 |
11 | 24968a54 |
12 | 13b3bb80 |
13 | 9b2c4ac |
14 | 6474728 |
15 | 42a6923 |
hex | 2d677d0 |
47609808 has 20 divisors (see below), whose sum is σ = 122992128. Its totient is φ = 15869920.
The previous prime is 47609789. The next prime is 47609813. The reversal of 47609808 is 80890674.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 47609808.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 495888 + ... + 495983.
Almost surely, 247609808 is an apocalyptic number.
47609808 is a gapful number since it is divisible by the number (48) formed by its first and last digit.
It is an amenable number.
47609808 is an abundant number, since it is smaller than the sum of its proper divisors (75382320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47609808 is a wasteful number, since it uses less digits than its factorization.
47609808 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 991882 (or 991876 counting only the distinct ones).
The product of its (nonzero) digits is 96768, while the sum is 42.
The square root of 47609808 is about 6899.9860869425. The cubic root of 47609808 is about 362.4366798636.
The spelling of 47609808 in words is "forty-seven million, six hundred nine thousand, eight hundred eight".
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