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2020245325 = 52737312007
BaseRepresentation
bin111100001101010…
…0111111101001101
312012210110002120221
41320122213331031
513114140322300
6532244511341
7101030542030
oct17032477515
95183402527
102020245325
1194741523a
124846ab551
13262715347
14152449017
15bc56131a
hex786a7f4d

2020245325 has 24 divisors (see below), whose sum is σ = 2940363392. Its totient is φ = 1347865920.

The previous prime is 2020245323. The next prime is 2020245343. The reversal of 2020245325 is 5235420202.

Adding to 2020245325 its reverse (5235420202), we get a palindrome (7255665527).

It is a happy number.

It is not a de Polignac number, because 2020245325 - 21 = 2020245323 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2020245325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020245323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 149529 + ... + 162478.

Almost surely, 22020245325 is an apocalyptic number.

2020245325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2020245325 is a deficient number, since it is larger than the sum of its proper divisors (920118067).

2020245325 is a wasteful number, since it uses less digits than its factorization.

2020245325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312061 (or 312056 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 2020245325 is about 44947.1392304338. The cubic root of 2020245325 is about 1264.1580372169.

The spelling of 2020245325 in words is "two billion, twenty million, two hundred forty-five thousand, three hundred twenty-five".

Divisors: 1 5 7 25 35 37 175 185 259 925 1295 6475 312007 1560035 2184049 7800175 10920245 11544259 54601225 57721295 80809813 288606475 404049065 2020245325