Base | Representation |
---|---|
bin | 111101001010010110… |
… | …1101110100101011100 |
3 | 110120000120222020212001 |
4 | 1322110231232211130 |
5 | 4122443033043030 |
6 | 140201050252044 |
7 | 12326553604144 |
oct | 1722455564534 |
9 | 416016866761 |
10 | 131344034140 |
11 | 50780312950 |
12 | 21556a27024 |
13 | c5024895c7 |
14 | 64ddbad924 |
15 | 363ad50cca |
hex | 1e94b6e95c |
131344034140 has 48 divisors (see below), whose sum is σ = 313979742720. Its totient is φ = 45684879680.
The previous prime is 131344034113. The next prime is 131344034149. The reversal of 131344034140 is 41430443131.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 131344034099 and 131344034108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131344034149) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12973600 + ... + 12983719.
It is an arithmetic number, because the mean of its divisors is an integer number (6541244640).
Almost surely, 2131344034140 is an apocalyptic number.
131344034140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
131344034140 is an abundant number, since it is smaller than the sum of its proper divisors (182635708580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131344034140 is a wasteful number, since it uses less digits than its factorization.
131344034140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25957362 (or 25957360 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 28.
Adding to 131344034140 its reverse (41430443131), we get a palindrome (172774477271).
The spelling of 131344034140 in words is "one hundred thirty-one billion, three hundred forty-four million, thirty-four thousand, one hundred forty".
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