Base | Representation |
---|---|
bin | 111101001010001111… |
… | …0110011100110011110 |
3 | 110120000022121112010110 |
4 | 1322110132303212132 |
5 | 4122441032410101 |
6 | 140200430350450 |
7 | 12326505423054 |
oct | 1722436634636 |
9 | 416008545113 |
10 | 131340122526 |
11 | 50779091008 |
12 | 2155565b426 |
13 | c50171a042 |
14 | 64dd4721d4 |
15 | 363a82bcd6 |
hex | 1e947b399e |
131340122526 has 32 divisors (see below), whose sum is σ = 271232640000. Its totient is φ = 42355463040.
The previous prime is 131340122521. The next prime is 131340122531. The reversal of 131340122526 is 625221043131.
It is an interprime number because it is at equal distance from previous prime (131340122521) and next prime (131340122531).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 131340122493 and 131340122502.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131340122521) 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, 549910 + ... + 751718.
It is an arithmetic number, because the mean of its divisors is an integer number (8476020000).
Almost surely, 2131340122526 is an apocalyptic number.
131340122526 is an abundant number, since it is smaller than the sum of its proper divisors (139892517474).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131340122526 is a wasteful number, since it uses less digits than its factorization.
131340122526 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 205344.
The product of its (nonzero) digits is 8640, while the sum is 30.
Adding to 131340122526 its reverse (625221043131), we get a palindrome (756561165657).
The spelling of 131340122526 in words is "one hundred thirty-one billion, three hundred forty million, one hundred twenty-two thousand, five hundred twenty-six".
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