Base | Representation |
---|---|
bin | 100111011111110… |
… | …1010100011110101 |
3 | 10102100210211121201 |
4 | 1032333222203311 |
5 | 10203234442440 |
6 | 335302012501 |
7 | 44561653045 |
oct | 11677524365 |
9 | 3370724551 |
10 | 1325312245 |
11 | 620116784 |
12 | 30ba17131 |
13 | 18175b33a |
14 | c802d725 |
15 | 7b54019a |
hex | 4efea8f5 |
1325312245 has 8 divisors (see below), whose sum is σ = 1627360416. Its totient is φ = 1035592656.
The previous prime is 1325312243. The next prime is 1325312281. The reversal of 1325312245 is 5422135231.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1325312245 - 21 = 1325312243 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 (1325312243) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3081907 + ... + 3082336.
It is an arithmetic number, because the mean of its divisors is an integer number (203420052).
Almost surely, 21325312245 is an apocalyptic number.
It is an amenable number.
1325312245 is a deficient number, since it is larger than the sum of its proper divisors (302048171).
1325312245 is an equidigital number, since it uses as much as digits as its factorization.
1325312245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6164291.
The product of its digits is 7200, while the sum is 28.
The square root of 1325312245 is about 36404.8382086777. The cubic root of 1325312245 is about 1098.4308881249.
Adding to 1325312245 its reverse (5422135231), we get a palindrome (6747447476).
The spelling of 1325312245 in words is "one billion, three hundred twenty-five million, three hundred twelve thousand, two hundred forty-five".
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