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141860 = 22541173
BaseRepresentation
bin100010101000100100
321012121002
4202220210
514014420
63012432
71130405
oct425044
9235532
10141860
1197644
126a118
134c754
14399ac
152c075
hex22a24

141860 has 24 divisors (see below), whose sum is σ = 306936. Its totient is φ = 55040.

The previous prime is 141853. The next prime is 141863. The reversal of 141860 is 68141.

141860 is nontrivially palindromic in base 9.

It can be written as a sum of positive squares in 4 ways, for example, as 10816 + 131044 = 104^2 + 362^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an Ulam number.

It is a plaindrome in base 14.

It is a nialpdrome in base 11.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 141860.

It is not an unprimeable number, because it can be changed into a prime (141863) by changing a digit.

141860 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 734 + ... + 906.

It is an arithmetic number, because the mean of its divisors is an integer number (12789).

2141860 is an apocalyptic number.

141860 is a gapful number since it is divisible by the number (10) 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 141860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153468).

141860 is an abundant number, since it is smaller than the sum of its proper divisors (165076).

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

141860 is a wasteful number, since it uses less digits than its factorization.

141860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223 (or 221 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 141860 is about 376.6430671073. The cubic root of 141860 is about 52.1538834146.

It can be divided in two parts, 141 and 860, that added together give a palindrome (1001).

The spelling of 141860 in words is "one hundred forty-one thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 20 41 82 164 173 205 346 410 692 820 865 1730 3460 7093 14186 28372 35465 70930 141860