Base | Representation |
---|---|
bin | 1000101011110001… |
… | …1111011010010101 |
3 | 20000110101211000120 |
4 | 2022330133122111 |
5 | 14233231104414 |
6 | 1023151502153 |
7 | 111524064063 |
oct | 21274373225 |
9 | 6013354016 |
10 | 2331113109 |
11 | a96941866 |
12 | 550827959 |
13 | 2b1c49990 |
14 | 18184b033 |
15 | d99ba2a9 |
hex | 8af1f695 |
2331113109 has 64 divisors (see below), whose sum is σ = 3552772608. Its totient is φ = 1349913600.
The previous prime is 2331113063. The next prime is 2331113123. The reversal of 2331113109 is 9013111332.
It is not a de Polignac number, because 2331113109 - 28 = 2331112853 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2331113149) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6249447 + ... + 6249819.
It is an arithmetic number, because the mean of its divisors is an integer number (55512072).
Almost surely, 22331113109 is an apocalyptic number.
It is an amenable number.
2331113109 is a deficient number, since it is larger than the sum of its proper divisors (1221659499).
2331113109 is a wasteful number, since it uses less digits than its factorization.
2331113109 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 558.
The product of its (nonzero) digits is 486, while the sum is 24.
The square root of 2331113109 is about 48281.6021792981. The cubic root of 2331113109 is about 1325.9315834336.
It can be divided in two parts, 2331 and 113109, that added together give a triangular number (115440 = T480).
The spelling of 2331113109 in words is "two billion, three hundred thirty-one million, one hundred thirteen thousand, one hundred nine".
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