Base | Representation |
---|---|
bin | 10011101111000… |
… | …110001100010001 |
3 | 212002001021222002 |
4 | 103233012030101 |
5 | 1134231110413 |
6 | 52504523345 |
7 | 11130262463 |
oct | 2357061421 |
9 | 762037862 |
10 | 331113233 |
11 | 15a9a5300 |
12 | 92a80555 |
13 | 537a26b9 |
14 | 31d92133 |
15 | 1e107958 |
hex | 13bc6311 |
331113233 has 12 divisors (see below), whose sum is σ = 385362180. Its totient is φ = 283303680.
The previous prime is 331113217. The next prime is 331113241. The reversal of 331113233 is 332311133.
It can be written as a sum of positive squares in 2 ways, for example, as 159188689 + 171924544 = 12617^2 + 13112^2 .
It is not a de Polignac number, because 331113233 - 24 = 331113217 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (331103233) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 78428 + ... + 82541.
It is an arithmetic number, because the mean of its divisors is an integer number (32113515).
Almost surely, 2331113233 is an apocalyptic number.
It is an amenable number.
331113233 is a deficient number, since it is larger than the sum of its proper divisors (54248947).
331113233 is a wasteful number, since it uses less digits than its factorization.
331113233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 161008 (or 160997 counting only the distinct ones).
The product of its digits is 486, while the sum is 20.
The square root of 331113233 is about 18196.5170568436. The cubic root of 331113233 is about 691.8185125821.
Adding to 331113233 its reverse (332311133), we get a palindrome (663424366).
The spelling of 331113233 in words is "three hundred thirty-one million, one hundred thirteen thousand, two hundred thirty-three".
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