Base | Representation |
---|---|
bin | 1110001010000011111011… |
… | …01010000010010110101101 |
3 | 11002020012012202222200101212 |
4 | 13011001331222002112231 |
5 | 13040031344432224401 |
6 | 150113505131044205 |
7 | 6362133516302363 |
oct | 705017552022655 |
9 | 132205182880355 |
10 | 31132031133101 |
11 | 9a13024a67478 |
12 | 35a971a2a0665 |
13 | 144a979337602 |
14 | 798b2693d633 |
15 | 38ec37865dbb |
hex | 1c507da825ad |
31132031133101 has 4 divisors (see below), whose sum is σ = 31507115845632. Its totient is φ = 30756946420572.
The previous prime is 31132031133031. The next prime is 31132031133121. The reversal of 31132031133101 is 10133113023113.
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 31132031133101 - 210 = 31132031132077 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 (31132031133121) 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, 187542356141 + ... + 187542356306.
It is an arithmetic number, because the mean of its divisors is an integer number (7876778961408).
Almost surely, 231132031133101 is an apocalyptic number.
It is an amenable number.
31132031133101 is a deficient number, since it is larger than the sum of its proper divisors (375084712531).
31132031133101 is an equidigital number, since it uses as much as digits as its factorization.
31132031133101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 375084712530.
The product of its (nonzero) digits is 486, while the sum is 23.
Adding to 31132031133101 its reverse (10133113023113), we get a palindrome (41265144156214).
The spelling of 31132031133101 in words is "thirty-one trillion, one hundred thirty-two billion, thirty-one million, one hundred thirty-three thousand, one hundred one".
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