Base | Representation |
---|---|
bin | 1000100111000011… |
… | …1101111001100101 |
3 | 12222002010222011221 |
4 | 2021300331321211 |
5 | 14213144040140 |
6 | 1021203300341 |
7 | 111163565554 |
oct | 21160757145 |
9 | 5862128157 |
10 | 2311315045 |
11 | a8674a226 |
12 | 54607a6b1 |
13 | 2aab07450 |
14 | 17cd75d9b |
15 | d7da914a |
hex | 89c3de65 |
2311315045 has 8 divisors (see below), whose sum is σ = 2986930296. Its totient is φ = 1706817216.
The previous prime is 2311315003. The next prime is 2311315063. The reversal of 2311315045 is 5405131132.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 71470116 + 2239844929 = 8454^2 + 47327^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2311315045 - 221 = 2309217893 is a prime.
It is a Duffinian number.
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 7 ways as a sum of consecutive naturals, for example, 17779282 + ... + 17779411.
It is an arithmetic number, because the mean of its divisors is an integer number (373366287).
Almost surely, 22311315045 is an apocalyptic number.
It is an amenable number.
2311315045 is a deficient number, since it is larger than the sum of its proper divisors (675615251).
2311315045 is a wasteful number, since it uses less digits than its factorization.
2311315045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35558711.
The product of its (nonzero) digits is 1800, while the sum is 25.
The square root of 2311315045 is about 48076.1380000515. The cubic root of 2311315045 is about 1322.1672091199.
Adding to 2311315045 its reverse (5405131132), we get a palindrome (7716446177).
The spelling of 2311315045 in words is "two billion, three hundred eleven million, three hundred fifteen thousand, forty-five".
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