Base | Representation |
---|---|
bin | 11101110101011000111001… |
… | …011011100111000111001010 |
3 | 122012120202122211022211210010 |
4 | 131311120321123213013022 |
5 | 114144240103343312302 |
6 | 1143022020440132350 |
7 | 36431524664315151 |
oct | 3565307133470712 |
9 | 565522584284703 |
10 | 131212214432202 |
11 | 38898873395a92 |
12 | 128719811670b6 |
13 | 582a349572a67 |
14 | 24589c29a2598 |
15 | 10281e676016c |
hex | 7756396e71ca |
131212214432202 has 16 divisors (see below), whose sum is σ = 262604294837280. Its totient is φ = 43707427148592.
The previous prime is 131212214432083. The next prime is 131212214432207. The reversal of 131212214432202 is 202234412212131.
It is a self number, because there is not a number n which added to its sum of digits gives 131212214432202.
It is not an unprimeable number, because it can be changed into a prime (131212214432207) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7494406053 + ... + 7494423560.
It is an arithmetic number, because the mean of its divisors is an integer number (16412768427330).
Almost surely, 2131212214432202 is an apocalyptic number.
131212214432202 is an abundant number, since it is smaller than the sum of its proper divisors (131392080405078).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131212214432202 is a wasteful number, since it uses less digits than its factorization.
131212214432202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14988831077.
The product of its (nonzero) digits is 9216, while the sum is 30.
Adding to 131212214432202 its reverse (202234412212131), we get a palindrome (333446626644333).
The spelling of 131212214432202 in words is "one hundred thirty-one trillion, two hundred twelve billion, two hundred fourteen million, four hundred thirty-two thousand, two hundred two".
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