Base | Representation |
---|---|
bin | 1101011100100101010… |
… | …1110101100010010011 |
3 | 211002021120100110011000 |
4 | 3113021111311202103 |
5 | 12241102332231121 |
6 | 254043003553043 |
7 | 22455446620041 |
oct | 3271125654223 |
9 | 732246313130 |
10 | 231011211411 |
11 | 89a75896342 |
12 | 3893122b783 |
13 | 18a27048506 |
14 | b276955391 |
15 | 6020c46526 |
hex | 35c9575893 |
231011211411 has 16 divisors (see below), whose sum is σ = 342408589600. Its totient is φ = 153931083264.
The previous prime is 231011211397. The next prime is 231011211437. The reversal of 231011211411 is 114112110132.
231011211411 is a `hidden beast` number, since 2 + 31 + 0 + 11 + 211 + 411 = 666.
It is not a de Polignac number, because 231011211411 - 234 = 213831342227 is a prime.
It is a super-2 number, since 2×2310112114112 (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 (231011211461) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2066506 + ... + 2175423.
It is an arithmetic number, because the mean of its divisors is an integer number (21400536850).
Almost surely, 2231011211411 is an apocalyptic number.
231011211411 is a deficient number, since it is larger than the sum of its proper divisors (111397378189).
231011211411 is a wasteful number, since it uses less digits than its factorization.
231011211411 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4243955 (or 4243949 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 18.
Adding to 231011211411 its reverse (114112110132), we get a palindrome (345123321543).
The spelling of 231011211411 in words is "two hundred thirty-one billion, eleven million, two hundred eleven thousand, four hundred eleven".
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