Base | Representation |
---|---|
bin | 11110000000110001110… |
… | …10110110010011100011 |
3 | 10122120201210222102200221 |
4 | 33000120322312103203 |
5 | 113343404304343021 |
6 | 2105421554023511 |
7 | 134334231224122 |
oct | 17003072662343 |
9 | 3576653872627 |
10 | 1031210231011 |
11 | 368374323444 |
12 | 147a32277b97 |
13 | 763202c7b5c |
14 | 37ca74c5ab9 |
15 | 1bc5674c241 |
hex | f018eb64e3 |
1031210231011 has 8 divisors (see below), whose sum is σ = 1053944570880. Its totient is φ = 1008508961928.
The previous prime is 1031210230979. The next prime is 1031210231027. The reversal of 1031210231011 is 1101320121301.
It is a happy number.
1031210231011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 1031210231011 - 25 = 1031210230979 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1031210231111) 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, 8204641 + ... + 8329378.
It is an arithmetic number, because the mean of its divisors is an integer number (131743071360).
Almost surely, 21031210231011 is an apocalyptic number.
1031210231011 is a deficient number, since it is larger than the sum of its proper divisors (22734339869).
1031210231011 is a wasteful number, since it uses less digits than its factorization.
1031210231011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16535393.
The product of its (nonzero) digits is 36, while the sum is 16.
Adding to 1031210231011 its reverse (1101320121301), we get a palindrome (2132530352312).
The spelling of 1031210231011 in words is "one trillion, thirty-one billion, two hundred ten million, two hundred thirty-one thousand, eleven".
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