Base | Representation |
---|---|
bin | 100111001001001… |
… | …0001000011111001 |
3 | 10101112102012121202 |
4 | 1032102101003321 |
5 | 10142213130241 |
6 | 334154543545 |
7 | 44355545345 |
oct | 11622210371 |
9 | 3345365552 |
10 | 1313411321 |
11 | 614428402 |
12 | 307a37bb5 |
13 | 17c152481 |
14 | c6612625 |
15 | 7a48dd9b |
hex | 4e4910f9 |
1313411321 has 8 divisors (see below), whose sum is σ = 1333937664. Its totient is φ = 1292941440.
The previous prime is 1313411299. The next prime is 1313411327. The reversal of 1313411321 is 1231143131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1313411321 - 214 = 1313394937 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1313411293 and 1313411302.
It is not an unprimeable number, because it can be changed into a prime (1313411327) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34040 + ... + 61526.
It is an arithmetic number, because the mean of its divisors is an integer number (166742208).
Almost surely, 21313411321 is an apocalyptic number.
It is an amenable number.
1313411321 is a deficient number, since it is larger than the sum of its proper divisors (20526343).
1313411321 is an equidigital number, since it uses as much as digits as its factorization.
1313411321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28231.
The product of its digits is 216, while the sum is 20.
The square root of 1313411321 is about 36241.0171076917. The cubic root of 1313411321 is about 1095.1331325517.
Adding to 1313411321 its reverse (1231143131), we get a palindrome (2544554452).
The spelling of 1313411321 in words is "one billion, three hundred thirteen million, four hundred eleven thousand, three hundred twenty-one".
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