Base | Representation |
---|---|
bin | 1011100101110100… |
… | …1001000101010100 |
3 | 22000211200201210112 |
4 | 2321131021011110 |
5 | 22333011034330 |
6 | 1232424342152 |
7 | 140050445663 |
oct | 27135110524 |
9 | 8024621715 |
10 | 3111424340 |
11 | 1357355182 |
12 | 72a014958 |
13 | 3a77c7cbb |
14 | 21732cdda |
15 | 133253795 |
hex | b9749154 |
3111424340 has 24 divisors (see below), whose sum is σ = 6535174632. Its totient is φ = 1244344320.
The previous prime is 3111424333. The next prime is 3111424367. The reversal of 3111424340 is 434241113.
It can be written as a sum of positive squares in 4 ways, for example, as 29398084 + 3082026256 = 5422^2 + 55516^2 .
It is a super-4 number, since 4×31114243404 (a number of 39 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140420 + ... + 161060.
It is an arithmetic number, because the mean of its divisors is an integer number (272298943).
Almost surely, 23111424340 is an apocalyptic number.
It is an amenable number.
3111424340 is an abundant number, since it is smaller than the sum of its proper divisors (3423750292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3111424340 is a wasteful number, since it uses less digits than its factorization.
3111424340 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28187 (or 28185 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 23.
The square root of 3111424340 is about 55780.1428825707. The cubic root of 3111424340 is about 1459.8887042202. Note that the first 3 decimals are identical.
Adding to 3111424340 its reverse (434241113), we get a palindrome (3545665453).
The spelling of 3111424340 in words is "three billion, one hundred eleven million, four hundred twenty-four thousand, three hundred forty".
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