Base | Representation |
---|---|
bin | 100111001100111… |
… | …0111100100010101 |
3 | 10101200011110010122 |
4 | 1032121313210111 |
5 | 10143220412203 |
6 | 334305401325 |
7 | 44411515145 |
oct | 11631674425 |
9 | 3350143118 |
10 | 1315404053 |
11 | 615569597 |
12 | 308639245 |
13 | 17c69c4c2 |
14 | c69b0925 |
15 | 7a734538 |
hex | 4e677915 |
1315404053 has 4 divisors (see below), whose sum is σ = 1392780780. Its totient is φ = 1238027328.
The previous prime is 1315403989. The next prime is 1315404071. The reversal of 1315404053 is 3504045131.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 856030564 + 459373489 = 29258^2 + 21433^2 .
It is a cyclic number.
It is not a de Polignac number, because 1315404053 - 26 = 1315403989 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1315404253) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38688338 + ... + 38688371.
It is an arithmetic number, because the mean of its divisors is an integer number (348195195).
Almost surely, 21315404053 is an apocalyptic number.
It is an amenable number.
1315404053 is a deficient number, since it is larger than the sum of its proper divisors (77376727).
1315404053 is an equidigital number, since it uses as much as digits as its factorization.
1315404053 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 77376726.
The product of its (nonzero) digits is 3600, while the sum is 26.
The square root of 1315404053 is about 36268.4994588968. The cubic root of 1315404053 is about 1095.6867047783.
Adding to 1315404053 its reverse (3504045131), we get a palindrome (4819449184).
The spelling of 1315404053 in words is "one billion, three hundred fifteen million, four hundred four thousand, fifty-three".
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