Base | Representation |
---|---|
bin | 1101011101101010011… |
… | …1110101011100100111 |
3 | 211010000202220110120111 |
4 | 3113122213311130213 |
5 | 12242201043023221 |
6 | 254131442113451 |
7 | 22465600161451 |
oct | 3273247653447 |
9 | 733022813514 |
10 | 231301142311 |
11 | 8a104512758 |
12 | 389b234b887 |
13 | 18a7212c165 |
14 | b2a32672d1 |
15 | 603b416be1 |
hex | 35da9f5727 |
231301142311 has 8 divisors (see below), whose sum is σ = 239313765600. Its totient is φ = 223290967200.
The previous prime is 231301142309. The next prime is 231301142329. The reversal of 231301142311 is 113241103132.
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 231301142311 - 21 = 231301142309 is a prime.
It is a super-3 number, since 3×2313011423113 (a number of 35 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231301142351) 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, 418776 + ... + 798733.
It is an arithmetic number, because the mean of its divisors is an integer number (29914220700).
Almost surely, 2231301142311 is an apocalyptic number.
231301142311 is a deficient number, since it is larger than the sum of its proper divisors (8012623289).
231301142311 is a wasteful number, since it uses less digits than its factorization.
231301142311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1224089.
The product of its (nonzero) digits is 432, while the sum is 22.
Adding to 231301142311 its reverse (113241103132), we get a palindrome (344542245443).
The spelling of 231301142311 in words is "two hundred thirty-one billion, three hundred one million, one hundred forty-two thousand, three hundred eleven".
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