Base | Representation |
---|---|
bin | 10010010000111110101110 |
3 | 100000021002121 |
4 | 102100332232 |
5 | 2211210032 |
6 | 250343154 |
7 | 55461412 |
oct | 22207656 |
9 | 10007077 |
10 | 4788142 |
11 | 2780447 |
12 | 172aaba |
13 | cb8528 |
14 | 8c8d42 |
15 | 648a97 |
hex | 490fae |
4788142 has 4 divisors (see below), whose sum is σ = 7182216. Its totient is φ = 2394070.
The previous prime is 4788131. The next prime is 4788197. The reversal of 4788142 is 2418874.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2418874 = 2 ⋅1209437.
It is a junction number, because it is equal to n+sod(n) for n = 4788098 and 4788107.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1197034 + ... + 1197037.
It is an arithmetic number, because the mean of its divisors is an integer number (1795554).
Almost surely, 24788142 is an apocalyptic number.
4788142 is a deficient number, since it is larger than the sum of its proper divisors (2394074).
4788142 is a wasteful number, since it uses less digits than its factorization.
4788142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2394073.
The product of its digits is 14336, while the sum is 34.
The square root of 4788142 is about 2188.1823507194. The cubic root of 4788142 is about 168.5475098414.
The spelling of 4788142 in words is "four million, seven hundred eighty-eight thousand, one hundred forty-two".
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