Base | Representation |
---|---|
bin | 100111001000101… |
… | …0010010101100001 |
3 | 10101111221011012012 |
4 | 1032101102111201 |
5 | 10142131420101 |
6 | 334145242305 |
7 | 44353425326 |
oct | 11621222541 |
9 | 3344834165 |
10 | 1313154401 |
11 | 614272379 |
12 | 307933395 |
13 | 17c092550 |
14 | c6586b4d |
15 | 7a43cbbb |
hex | 4e452561 |
1313154401 has 4 divisors (see below), whose sum is σ = 1414166292. Its totient is φ = 1212142512.
The previous prime is 1313154377. The next prime is 1313154407. The reversal of 1313154401 is 1044513131.
It is a happy number.
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 162588001 + 1150566400 = 12751^2 + 33920^2 .
It is a cyclic number.
It is not a de Polignac number, because 1313154401 - 210 = 1313153377 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1313154407) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50505926 + ... + 50505951.
It is an arithmetic number, because the mean of its divisors is an integer number (353541573).
Almost surely, 21313154401 is an apocalyptic number.
It is an amenable number.
1313154401 is a deficient number, since it is larger than the sum of its proper divisors (101011891).
1313154401 is a wasteful number, since it uses less digits than its factorization.
1313154401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 101011890.
The product of its (nonzero) digits is 720, while the sum is 23.
The square root of 1313154401 is about 36237.4723318280. The cubic root of 1313154401 is about 1095.0617205607.
Adding to 1313154401 its reverse (1044513131), we get a palindrome (2357667532).
The spelling of 1313154401 in words is "one billion, three hundred thirteen million, one hundred fifty-four thousand, four hundred one".
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