Base | Representation |
---|---|
bin | 10011000100111110110 |
3 | 1011202112102 |
4 | 2120213312 |
5 | 130001032 |
6 | 21222102 |
7 | 5212400 |
oct | 2304766 |
9 | 1152472 |
10 | 625142 |
11 | 397751 |
12 | 261932 |
13 | 18b70b |
14 | 123b70 |
15 | c5362 |
hex | 989f6 |
625142 has 12 divisors (see below), whose sum is σ = 1090980. Its totient is φ = 267876.
The previous prime is 625133. The next prime is 625169. The reversal of 625142 is 241526.
It is a happy number.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 625142.
It is an unprimeable number.
625142 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
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 5 ways as a sum of consecutive naturals, for example, 3092 + ... + 3287.
It is an arithmetic number, because the mean of its divisors is an integer number (90915).
2625142 is an apocalyptic number.
625142 is a deficient number, since it is larger than the sum of its proper divisors (465838).
625142 is a wasteful number, since it uses less digits than its factorization.
625142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6395 (or 6388 counting only the distinct ones).
The product of its digits is 480, while the sum is 20.
The square root of 625142 is about 790.6592186271. The cubic root of 625142 is about 85.5052719524.
Adding to 625142 its reverse (241526), we get a palindrome (866668).
It can be divided in two parts, 625 and 142, that added together give a palindrome (767).
The spelling of 625142 in words is "six hundred twenty-five thousand, one hundred forty-two".
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