Base | Representation |
---|---|
bin | 1011010101011… |
… | …1000010011011 |
3 | 10022110101221122 |
4 | 2311113002123 |
5 | 44132324202 |
6 | 4414555455 |
7 | 1115050442 |
oct | 265270233 |
9 | 108411848 |
10 | 47542427 |
11 | 24922369 |
12 | 13b08b8b |
13 | 9b0791a |
14 | 6457d59 |
15 | 42919a2 |
hex | 2d5709b |
47542427 has 8 divisors (see below), whose sum is σ = 51110400. Its totient is φ = 44081064.
The previous prime is 47542399. The next prime is 47542457. The reversal of 47542427 is 72424574.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 47542427 - 28 = 47542171 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (47542457) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25727 + ... + 27512.
It is an arithmetic number, because the mean of its divisors is an integer number (6388800).
Almost surely, 247542427 is an apocalyptic number.
47542427 is a gapful number since it is divisible by the number (47) formed by its first and last digit.
47542427 is a deficient number, since it is larger than the sum of its proper divisors (3567973).
47542427 is a wasteful number, since it uses less digits than its factorization.
47542427 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53305.
The product of its digits is 62720, while the sum is 35.
The square root of 47542427 is about 6895.1016671257. The cubic root of 47542427 is about 362.2656165401.
The spelling of 47542427 in words is "forty-seven million, five hundred forty-two thousand, four hundred twenty-seven".
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