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12140130 = 235404671
BaseRepresentation
bin101110010011…
…111001100010
3211211210010110
4232103321202
511101441010
61112112150
7205121652
oct56237142
924753113
1012140130
116942072
124095656
132690a12
141880362
1510ec120
hexb93e62

12140130 has 16 divisors (see below), whose sum is σ = 29136384. Its totient is φ = 3237360.

The previous prime is 12140129. The next prime is 12140131. The reversal of 12140130 is 3104121.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12140129) and next prime (12140131).

It is not an unprimeable number, because it can be changed into a prime (12140131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202306 + ... + 202365.

It is an arithmetic number, because the mean of its divisors is an integer number (1821024).

Almost surely, 212140130 is an apocalyptic number.

12140130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12140130 is an abundant number, since it is smaller than the sum of its proper divisors (16996254).

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

12140130 is a wasteful number, since it uses less digits than its factorization.

12140130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404681.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 12140130 is about 3484.2689333632. The cubic root of 12140130 is about 229.8305620384.

Adding to 12140130 its reverse (3104121), we get a palindrome (15244251).

The spelling of 12140130 in words is "twelve million, one hundred forty thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 404671 809342 1214013 2023355 2428026 4046710 6070065 12140130