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141426 = 23697
BaseRepresentation
bin100010100001110010
321012000000
4202201302
514011201
63010430
71126215
oct424162
9235000
10141426
119728a
1269a16
134c4ac
143977c
152bd86
hex22872

141426 has 28 divisors (see below), whose sum is σ = 321342. Its totient is φ = 46656.

The previous prime is 141413. The next prime is 141439. The reversal of 141426 is 624141.

It is an interprime number because it is at equal distance from previous prime (141413) and next prime (141439).

It can be written as a sum of positive squares in only one way, i.e., 123201 + 18225 = 351^2 + 135^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 141399 and 141408.

It is a congruent number.

It is an unprimeable number.

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 13 ways as a sum of consecutive naturals, for example, 1410 + ... + 1506.

2141426 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 141426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160671).

141426 is an abundant number, since it is smaller than the sum of its proper divisors (179916).

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

141426 is an frugal number, since it uses more digits than its factorization.

141426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117 (or 102 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 141426 is about 376.0664834840. The cubic root of 141426 is about 52.1006433486.

Adding to 141426 its reverse (624141), we get a palindrome (765567).

The spelling of 141426 in words is "one hundred forty-one thousand, four hundred twenty-six".

Divisors: 1 2 3 6 9 18 27 54 81 97 162 194 243 291 486 582 729 873 1458 1746 2619 5238 7857 15714 23571 47142 70713 141426