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2020202325 = 325253169409
BaseRepresentation
bin111100001101001…
…1101011101010101
312012210100220121100
41320122131131111
513114132433300
6532243540313
7101030302461
oct17032353525
95183326540
102020202325
119473959a9
1248468a699
132626cb8bb
141524374a1
15bc553700
hex7869d755

2020202325 has 36 divisors (see below), whose sum is σ = 3686700420. Its totient is φ = 1057105920.

The previous prime is 2020202323. The next prime is 2020202333. The reversal of 2020202325 is 5232020202.

It can be written as a sum of positive squares in 6 ways, for example, as 32558436 + 1987643889 = 5706^2 + 44583^2 .

It is not a de Polignac number, because 2020202325 - 21 = 2020202323 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2020202298 and 2020202307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020202323) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 72780 + ... + 96629.

It is an arithmetic number, because the mean of its divisors is an integer number (102408345).

Almost surely, 22020202325 is an apocalyptic number.

2020202325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2020202325 is a deficient number, since it is larger than the sum of its proper divisors (1666498095).

2020202325 is a wasteful number, since it uses less digits than its factorization.

2020202325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169478 (or 169470 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 2020202325 is about 44946.6608882128. The cubic root of 2020202325 is about 1264.1490681443.

Adding to 2020202325 its reverse (5232020202), we get a palindrome (7252222527).

The spelling of 2020202325 in words is "two billion, twenty million, two hundred two thousand, three hundred twenty-five".

Divisors: 1 3 5 9 15 25 45 53 75 159 225 265 477 795 1325 2385 3975 11925 169409 508227 847045 1524681 2541135 4235225 7623405 8978677 12705675 26936031 38117025 44893385 80808093 134680155 224466925 404040465 673400775 2020202325