Base | Representation |
---|---|
bin | 10011110100101… |
… | …00011000000000 |
3 | 102120220001001110 |
4 | 21322110120000 |
5 | 320032022002 |
6 | 24300003320 |
7 | 4056244236 |
oct | 1172243000 |
9 | 376801043 |
10 | 166282752 |
11 | 85953769 |
12 | 47830540 |
13 | 285b037c |
14 | 18126956 |
15 | e8e8e6c |
hex | 9e94600 |
166282752 has 80 divisors (see below), whose sum is σ = 458385840. Its totient is φ = 53501952.
The previous prime is 166282733. The next prime is 166282759. The reversal of 166282752 is 257282661.
It is a super-2 number, since 2×1662827522 = 55299907225387008, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 166282752.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (166282759) 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, 42678 + ... + 46410.
It is an arithmetic number, because the mean of its divisors is an integer number (5729823).
Almost surely, 2166282752 is an apocalyptic number.
166282752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 166282752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (229192920).
166282752 is an abundant number, since it is smaller than the sum of its proper divisors (292103088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
166282752 is an equidigital number, since it uses as much as digits as its factorization.
166282752 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3783 (or 3767 counting only the distinct ones).
The product of its digits is 80640, while the sum is 39.
The square root of 166282752 is about 12895.0669637656. The cubic root of 166282752 is about 549.8983305185.
Subtracting 166282752 from its reverse (257282661), we obtain a palindrome (90999909).
The spelling of 166282752 in words is "one hundred sixty-six million, two hundred eighty-two thousand, seven hundred fifty-two".
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