Base | Representation |
---|---|
bin | 1101011100111101001… |
… | …1110000100011010001 |
3 | 211002112112202000000221 |
4 | 3113033103300203101 |
5 | 12241304000030001 |
6 | 254100541513041 |
7 | 22461103615006 |
oct | 3271723604321 |
9 | 732475660027 |
10 | 231111330001 |
11 | 8a017358982 |
12 | 3895a872781 |
13 | 18a41a00c96 |
14 | b285d778ad |
15 | 60299211a1 |
hex | 35cf4f08d1 |
231111330001 has 8 divisors (see below), whose sum is σ = 231873580800. Its totient is φ = 230350245840.
The previous prime is 231111329993. The next prime is 231111330029. The reversal of 231111330001 is 100033111132.
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 231111330001 - 23 = 231111329993 is a prime.
It is a super-2 number, since 2×2311113300012 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (231111330041) 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, 106086 + ... + 688096.
It is an arithmetic number, because the mean of its divisors is an integer number (28984197600).
Almost surely, 2231111330001 is an apocalyptic number.
It is an amenable number.
231111330001 is a deficient number, since it is larger than the sum of its proper divisors (762250799).
231111330001 is an equidigital number, since it uses as much as digits as its factorization.
231111330001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 583319.
The product of its (nonzero) digits is 54, while the sum is 16.
Adding to 231111330001 its reverse (100033111132), we get a palindrome (331144441133).
The spelling of 231111330001 in words is "two hundred thirty-one billion, one hundred eleven million, three hundred thirty thousand, one".
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