Base | Representation |
---|---|
bin | 11101110100001101011101… |
… | …010101000000011010110010 |
3 | 122012022000120122112021120211 |
4 | 131310031131111000122302 |
5 | 114141423210322131002 |
6 | 1142520503003254334 |
7 | 36422626453501153 |
oct | 3564153525003262 |
9 | 565260518467524 |
10 | 131131212302002 |
11 | 38867486840730 |
12 | 1285a13581a3aa |
13 | 582280a9362c3 |
14 | 2454adaac392a |
15 | 10260552dddd7 |
hex | 77435d5406b2 |
131131212302002 has 16 divisors (see below), whose sum is σ = 215376036436800. Its totient is φ = 59383516213840.
The previous prime is 131131212301997. The next prime is 131131212302143. The reversal of 131131212302002 is 200203212131131.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11079008302 + ... + 11079020137.
It is an arithmetic number, because the mean of its divisors is an integer number (13461002277300).
Almost surely, 2131131212302002 is an apocalyptic number.
131131212302002 is a deficient number, since it is larger than the sum of its proper divisors (84244824134798).
131131212302002 is a wasteful number, since it uses less digits than its factorization.
131131212302002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22158028721.
The product of its (nonzero) digits is 432, while the sum is 22.
Adding to 131131212302002 its reverse (200203212131131), we get a palindrome (331334424433133).
The spelling of 131131212302002 in words is "one hundred thirty-one trillion, one hundred thirty-one billion, two hundred twelve million, three hundred two thousand, two".
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