Base | Representation |
---|---|
bin | 100111001000100… |
… | …1111011010101001 |
3 | 10101111220112210020 |
4 | 1032101033122221 |
5 | 10142131024231 |
6 | 334145111053 |
7 | 44353345422 |
oct | 11621173251 |
9 | 3344815706 |
10 | 1313142441 |
11 | 614264396 |
12 | 307928489 |
13 | 17c089c80 |
14 | c6582649 |
15 | 7a439396 |
hex | 4e44f6a9 |
1313142441 has 16 divisors (see below), whose sum is σ = 1996452864. Its totient is φ = 760552704.
The previous prime is 1313142437. The next prime is 1313142443. The reversal of 1313142441 is 1442413131.
It is not a de Polignac number, because 1313142441 - 22 = 1313142437 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1313142443) 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, 989641 + ... + 990966.
It is an arithmetic number, because the mean of its divisors is an integer number (124778304).
Almost surely, 21313142441 is an apocalyptic number.
It is an amenable number.
1313142441 is a deficient number, since it is larger than the sum of its proper divisors (683310423).
1313142441 is a wasteful number, since it uses less digits than its factorization.
1313142441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1980640.
The product of its digits is 1152, while the sum is 24.
The square root of 1313142441 is about 36237.3073089047. The cubic root of 1313142441 is about 1095.0583960017.
Adding to 1313142441 its reverse (1442413131), we get a palindrome (2755555572).
The spelling of 1313142441 in words is "one billion, three hundred thirteen million, one hundred forty-two thousand, four hundred forty-one".
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