Base | Representation |
---|---|
bin | 111100000010000100110 |
3 | 10200221102010 |
4 | 13200100212 |
5 | 1000422032 |
6 | 110055050 |
7 | 22502052 |
oct | 7402046 |
9 | 3627363 |
10 | 1967142 |
11 | 1123a41 |
12 | 7aa486 |
13 | 53b4b8 |
14 | 392c62 |
15 | 28cccc |
hex | 1e0426 |
1967142 has 16 divisors (see below), whose sum is σ = 4041072. Its totient is φ = 637920.
The previous prime is 1967137. The next prime is 1967149. The reversal of 1967142 is 2417691.
It is a happy number.
It is a plaindrome in base 15.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1967149) 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, 4209 + ... + 4652.
It is an arithmetic number, because the mean of its divisors is an integer number (252567).
21967142 is an apocalyptic number.
1967142 is an abundant number, since it is smaller than the sum of its proper divisors (2073930).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1967142 is a wasteful number, since it uses less digits than its factorization.
1967142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8903.
The product of its digits is 3024, while the sum is 30.
The square root of 1967142 is about 1402.5483948870. The cubic root of 1967142 is about 125.2983168236.
It can be divided in two parts, 19 and 67142, that added together give a triangular number (67161 = T366).
The spelling of 1967142 in words is "one million, nine hundred sixty-seven thousand, one hundred forty-two".
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