Base | Representation |
---|---|
bin | 11101110010011101100110… |
… | …111011000111000101001101 |
3 | 122011212112120210202122101112 |
4 | 131302131212323013011031 |
5 | 114132441230213421141 |
6 | 1142345401444221405 |
7 | 36411145353464216 |
oct | 3562354673070515 |
9 | 564775523678345 |
10 | 131011114201421 |
11 | 38820557572153 |
12 | 1283a9b909a865 |
13 | 58143ab321b6c |
14 | 244cd8672240d |
15 | 1022d7690b7eb |
hex | 772766ec714d |
131011114201421 has 4 divisors (see below), whose sum is σ = 131014558365600. Its totient is φ = 131007670037244.
The previous prime is 131011114201417. The next prime is 131011114201427. The reversal of 131011114201421 is 124102411110131.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 131011114201421 - 22 = 131011114201417 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131011114201427) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1722025031 + ... + 1722101108.
It is an arithmetic number, because the mean of its divisors is an integer number (32753639591400).
Almost surely, 2131011114201421 is an apocalyptic number.
It is an amenable number.
131011114201421 is a deficient number, since it is larger than the sum of its proper divisors (3444164179).
131011114201421 is an equidigital number, since it uses as much as digits as its factorization.
131011114201421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3444164178.
The product of its (nonzero) digits is 192, while the sum is 23.
Adding to 131011114201421 its reverse (124102411110131), we get a palindrome (255113525311552).
The spelling of 131011114201421 in words is "one hundred thirty-one trillion, eleven billion, one hundred fourteen million, two hundred one thousand, four hundred twenty-one".
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