Base | Representation |
---|---|
bin | 111101000110000100… |
… | …1001010011011100110 |
3 | 110112122120101022020002 |
4 | 1322030021022123212 |
5 | 4122144224344032 |
6 | 140134512141302 |
7 | 12323156364341 |
oct | 1721411123346 |
9 | 415576338202 |
10 | 131200231142 |
11 | 507071235a2 |
12 | 21516837832 |
13 | c4ab74a286 |
14 | 64c8a59458 |
15 | 362d3e7862 |
hex | 1e8c24a6e6 |
131200231142 has 8 divisors (see below), whose sum is σ = 198302639832. Its totient is φ = 65099351200.
The previous prime is 131200231111. The next prime is 131200231157. The reversal of 131200231142 is 241132002131.
131200231142 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250381859 + ... + 250382382.
It is an arithmetic number, because the mean of its divisors is an integer number (24787829979).
Almost surely, 2131200231142 is an apocalyptic number.
131200231142 is a deficient number, since it is larger than the sum of its proper divisors (67102408690).
131200231142 is a wasteful number, since it uses less digits than its factorization.
131200231142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 500764374.
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 131200231142 its reverse (241132002131), we get a palindrome (372332233273).
The spelling of 131200231142 in words is "one hundred thirty-one billion, two hundred million, two hundred thirty-one thousand, one hundred forty-two".
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