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141438 = 23112143
BaseRepresentation
bin100010100001111110
321012000110
4202201332
514011223
63010450
71126233
oct424176
9235013
10141438
11972a0
1269a26
134c4bb
143978a
152bd93
hex2287e

141438 has 16 divisors (see below), whose sum is σ = 308736. Its totient is φ = 42840.

The previous prime is 141413. The next prime is 141439. The reversal of 141438 is 834141.

141438 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141439) 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, 1006 + ... + 1137.

It is an arithmetic number, because the mean of its divisors is an integer number (19296).

2141438 is an apocalyptic number.

141438 is an abundant number, since it is smaller than the sum of its proper divisors (167298).

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

141438 is a wasteful number, since it uses less digits than its factorization.

141438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2159.

The product of its digits is 384, while the sum is 21.

The square root of 141438 is about 376.0824377713. The cubic root of 141438 is about 52.1021168872.

Adding to 141438 its reverse (834141), we get a palindrome (975579).

The spelling of 141438 in words is "one hundred forty-one thousand, four hundred thirty-eight".

Divisors: 1 2 3 6 11 22 33 66 2143 4286 6429 12858 23573 47146 70719 141438