Base | Representation |
---|---|
bin | 10011101111110… |
… | …100000010010101 |
3 | 212002101211112220 |
4 | 103233310002111 |
5 | 1134303113023 |
6 | 52512532553 |
7 | 11132004111 |
oct | 2357640225 |
9 | 762354486 |
10 | 331301013 |
11 | 16001339a |
12 | 92b51159 |
13 | 5383a004 |
14 | 32000741 |
15 | 1e1433e3 |
hex | 13bf4095 |
331301013 has 16 divisors (see below), whose sum is σ = 445543296. Its totient is φ = 218972160.
The previous prime is 331300961. The next prime is 331301021. The reversal of 331301013 is 310103133.
It is not a de Polignac number, because 331301013 - 28 = 331300757 is a prime.
It is a super-2 number, since 2×3313010132 = 219520722429652338, which contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 331300983 and 331301001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (331301063) 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, 184920 + ... + 186702.
It is an arithmetic number, because the mean of its divisors is an integer number (27846456).
Almost surely, 2331301013 is an apocalyptic number.
It is an amenable number.
331301013 is a deficient number, since it is larger than the sum of its proper divisors (114242283).
331301013 is a wasteful number, since it uses less digits than its factorization.
331301013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2284.
The product of its (nonzero) digits is 81, while the sum is 15.
The square root of 331301013 is about 18201.6761041394. The cubic root of 331301013 is about 691.9492685865.
Adding to 331301013 its reverse (310103133), we get a palindrome (641404146).
It can be divided in two parts, 33130 and 1013, that added together give a palindrome (34143).
The spelling of 331301013 in words is "three hundred thirty-one million, three hundred one thousand, thirteen".
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