Base | Representation |
---|---|
bin | 1000001010011001011… |
… | …1111000100001001110 |
3 | 111101221212220212212120 |
4 | 2002212113320201032 |
5 | 4244142414412032 |
6 | 144230524313410 |
7 | 13063015210020 |
oct | 2024627704116 |
9 | 441855825776 |
10 | 140230232142 |
11 | 54520345a40 |
12 | 232169a2866 |
13 | 102ba4a2b30 |
14 | 6b04040010 |
15 | 39ab04d62c |
hex | 20a65f884e |
140230232142 has 64 divisors (see below), whose sum is σ = 376562317824. Its totient is φ = 33621632640.
The previous prime is 140230232081. The next prime is 140230232159. The reversal of 140230232142 is 241232032041.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11668173 + ... + 11680184.
It is an arithmetic number, because the mean of its divisors is an integer number (5883786216).
Almost surely, 2140230232142 is an apocalyptic number.
140230232142 is an abundant number, since it is smaller than the sum of its proper divisors (236332085682).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140230232142 is a wasteful number, since it uses less digits than its factorization.
140230232142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23348393.
The product of its (nonzero) digits is 2304, while the sum is 24.
Adding to 140230232142 its reverse (241232032041), we get a palindrome (381462264183).
The spelling of 140230232142 in words is "one hundred forty billion, two hundred thirty million, two hundred thirty-two thousand, one hundred forty-two".
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