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141145 = 528229
BaseRepresentation
bin100010011101011001
321011121121
4202131121
514004040
63005241
71125334
oct423531
9234547
10141145
1197054
1269821
134c324
143961b
152bc4a
hex22759

141145 has 4 divisors (see below), whose sum is σ = 169380. Its totient is φ = 112912.

The previous prime is 141131. The next prime is 141157. The reversal of 141145 is 541141.

141145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20736 + 120409 = 144^2 + 347^2 .

It is a cyclic number.

It is not a de Polignac number, because 141145 - 213 = 132953 is a prime.

It is a super-2 number, since 2×1411452 = 39843822050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14110 + ... + 14119.

It is an arithmetic number, because the mean of its divisors is an integer number (42345).

2141145 is an apocalyptic number.

It is an amenable number.

141145 is a deficient number, since it is larger than the sum of its proper divisors (28235).

141145 is an equidigital number, since it uses as much as digits as its factorization.

141145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28234.

The product of its digits is 80, while the sum is 16.

The square root of 141145 is about 375.6926935675. The cubic root of 141145 is about 52.0661141300.

Adding to 141145 its reverse (541141), we get a palindrome (682286).

The spelling of 141145 in words is "one hundred forty-one thousand, one hundred forty-five".

Divisors: 1 5 28229 141145