Base | Representation |
---|---|
bin | 100111000101100… |
… | …0001110110111101 |
3 | 10101101211211001021 |
4 | 1032023001312331 |
5 | 10141221422140 |
6 | 334050144141 |
7 | 44333454052 |
oct | 11613016675 |
9 | 3341754037 |
10 | 1311514045 |
11 | 613351a06 |
12 | 307282051 |
13 | 17b939a1a |
14 | c627b029 |
15 | 7a216b4a |
hex | 4e2c1dbd |
1311514045 has 32 divisors (see below), whose sum is σ = 1757998080. Its totient is φ = 933442560.
The previous prime is 1311514019. The next prime is 1311514093. The reversal of 1311514045 is 5404151131.
It is not a de Polignac number, because 1311514045 - 25 = 1311514013 is a prime.
It is a congruent number.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 1393275 + ... + 1394215.
It is an arithmetic number, because the mean of its divisors is an integer number (54937440).
Almost surely, 21311514045 is an apocalyptic number.
It is an amenable number.
1311514045 is a deficient number, since it is larger than the sum of its proper divisors (446484035).
1311514045 is a wasteful number, since it uses less digits than its factorization.
1311514045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1845.
The product of its (nonzero) digits is 1200, while the sum is 25.
The square root of 1311514045 is about 36214.8318372459. The cubic root of 1311514045 is about 1094.6055570050.
Adding to 1311514045 its reverse (5404151131), we get a palindrome (6715665176).
The spelling of 1311514045 in words is "one billion, three hundred eleven million, five hundred fourteen thousand, forty-five".
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