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140232 = 2335843
BaseRepresentation
bin100010001111001000
321010100210
4202033020
513441412
63001120
71122561
oct421710
9233323
10140232
11963a4
12691a0
134baa1
1439168
152b83c
hex223c8

140232 has 16 divisors (see below), whose sum is σ = 350640. Its totient is φ = 46736.

The previous prime is 140227. The next prime is 140237. The reversal of 140232 is 232041.

It is an interprime number because it is at equal distance from previous prime (140227) and next prime (140237).

It is a super-4 number, since 4×1402324 (a number of 22 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 140232.

It is not an unprimeable number, because it can be changed into a prime (140237) by changing a digit.

140232 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 3 ways as a sum of consecutive naturals, for example, 2898 + ... + 2945.

It is an arithmetic number, because the mean of its divisors is an integer number (21915).

2140232 is an apocalyptic number.

140232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140232 is an abundant number, since it is smaller than the sum of its proper divisors (210408).

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

140232 is a wasteful number, since it uses less digits than its factorization.

140232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5852 (or 5848 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 140232 is about 374.4756333862. The cubic root of 140232 is about 51.9536075379.

Adding to 140232 its reverse (232041), we get a palindrome (372273).

Subtracting 140232 from its reverse (232041), we obtain a square (91809 = 3032).

The spelling of 140232 in words is "one hundred forty thousand, two hundred thirty-two".

Divisors: 1 2 3 4 6 8 12 24 5843 11686 17529 23372 35058 46744 70116 140232