Base | Representation |
---|---|
bin | 10011000001101000011111 |
3 | 100101101110101 |
4 | 103001220133 |
5 | 2234044143 |
6 | 254521531 |
7 | 60251410 |
oct | 23015037 |
9 | 10341411 |
10 | 4987423 |
11 | 28a7141 |
12 | 18062a7 |
13 | 105814c |
14 | 93b807 |
15 | 687b4d |
hex | 4c1a1f |
4987423 has 4 divisors (see below), whose sum is σ = 5699920. Its totient is φ = 4274928.
The previous prime is 4987403. The next prime is 4987427. The reversal of 4987423 is 3247894.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 4987423 - 217 = 4856351 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4987427) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 356238 + ... + 356251.
It is an arithmetic number, because the mean of its divisors is an integer number (1424980).
Almost surely, 24987423 is an apocalyptic number.
4987423 is a deficient number, since it is larger than the sum of its proper divisors (712497).
4987423 is an equidigital number, since it uses as much as digits as its factorization.
4987423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 712496.
The product of its digits is 48384, while the sum is 37.
The square root of 4987423 is about 2233.2539040602. The cubic root of 4987423 is about 170.8540985004.
It can be divided in two parts, 498 and 7423, that added together give a square (7921 = 892).
The spelling of 4987423 in words is "four million, nine hundred eighty-seven thousand, four hundred twenty-three".
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