Base | Representation |
---|---|
bin | 10001000000100… |
… | …11010010001101 |
3 | 100221111011110200 |
4 | 20200103102031 |
5 | 243011412300 |
6 | 22054124113 |
7 | 3351543126 |
oct | 1040232215 |
9 | 327434420 |
10 | 142685325 |
11 | 735a6662 |
12 | 3b950639 |
13 | 2373a6b3 |
14 | 14d4304d |
15 | c7d7200 |
hex | 881348d |
142685325 has 18 divisors (see below), whose sum is σ = 255565674. Its totient is φ = 76098720.
The previous prime is 142685321. The next prime is 142685329. The reversal of 142685325 is 523586241.
It is an interprime number because it is at equal distance from previous prime (142685321) and next prime (142685329).
It can be written as a sum of positive squares in 3 ways, for example, as 41139396 + 101545929 = 6414^2 + 10077^2 .
It is not a de Polignac number, because 142685325 - 22 = 142685321 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 142685325.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142685321) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 316854 + ... + 317303.
It is an arithmetic number, because the mean of its divisors is an integer number (14198093).
Almost surely, 2142685325 is an apocalyptic number.
142685325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
142685325 is a deficient number, since it is larger than the sum of its proper divisors (112880349).
142685325 is a wasteful number, since it uses less digits than its factorization.
142685325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 634173 (or 634165 counting only the distinct ones).
The product of its digits is 57600, while the sum is 36.
The square root of 142685325 is about 11945.0962742039. The cubic root of 142685325 is about 522.5482964750.
The spelling of 142685325 in words is "one hundred forty-two million, six hundred eighty-five thousand, three hundred twenty-five".
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