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141066 = 23217461
BaseRepresentation
bin100010011100001010
321011111200
4202130022
514003231
63005030
71125162
oct423412
9234450
10141066
1196a92
1269776
134c293
14395a2
152bbe6
hex2270a

141066 has 24 divisors (see below), whose sum is σ = 324324. Its totient is φ = 44160.

The previous prime is 141061. The next prime is 141067. The reversal of 141066 is 660141.

It can be written as a sum of positive squares in 2 ways, for example, as 140625 + 441 = 375^2 + 21^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (141061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76 + ... + 536.

2141066 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 141066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162162).

141066 is an abundant number, since it is smaller than the sum of its proper divisors (183258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

141066 is a wasteful number, since it uses less digits than its factorization.

141066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486 (or 483 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 141066 is about 375.5875397294. The cubic root of 141066 is about 52.0563983752.

The spelling of 141066 in words is "one hundred forty-one thousand, sixty-six".

Divisors: 1 2 3 6 9 17 18 34 51 102 153 306 461 922 1383 2766 4149 7837 8298 15674 23511 47022 70533 141066