Base | Representation |
---|---|
bin | 11101110100001101011101… |
… | …010000011101101110000111 |
3 | 122012022000120120021210020212 |
4 | 131310031131100131232013 |
5 | 114141423210021030203 |
6 | 1142520502521550035 |
7 | 36422626440411554 |
oct | 3564153520355607 |
9 | 565260516253225 |
10 | 131131211111303 |
11 | 388674860a8087 |
12 | 1285a13534531b |
13 | 582280a60a350 |
14 | 2454ada893a2b |
15 | 10260551561d8 |
hex | 77435d41db87 |
131131211111303 has 8 divisors (see below), whose sum is σ = 141508203183648. Its totient is φ = 120795644157984.
The previous prime is 131131211111287. The next prime is 131131211111333. The reversal of 131131211111303 is 303111112131131.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 131131211111303 - 24 = 131131211111287 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131131211111333) 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, 10356273176 + ... + 10356285837.
It is an arithmetic number, because the mean of its divisors is an integer number (17688525397956).
Almost surely, 2131131211111303 is an apocalyptic number.
131131211111303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
131131211111303 is a deficient number, since it is larger than the sum of its proper divisors (10376992072345).
131131211111303 is a wasteful number, since it uses less digits than its factorization.
131131211111303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20712559513.
The product of its (nonzero) digits is 162, while the sum is 23.
Adding to 131131211111303 its reverse (303111112131131), we get a palindrome (434242323242434).
The spelling of 131131211111303 in words is "one hundred thirty-one trillion, one hundred thirty-one billion, two hundred eleven million, one hundred eleven thousand, three hundred three".
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