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2023255525 = 52401201821
BaseRepresentation
bin111100010011000…
…0110110111100101
312020000010000210211
41320212012313211
513120423134100
6532433215421
7101065250104
oct17046066745
95200100724
102023255525
11949090905
12485701571
1326322a525
141529d003b
15bc9581ba
hex78986de5

2023255525 has 12 divisors (see below), whose sum is σ = 2515105764. Its totient is φ = 1614560000.

The previous prime is 2023255523. The next prime is 2023255541. The reversal of 2023255525 is 5255523202.

It can be written as a sum of positive squares in 6 ways, for example, as 18992164 + 2004263361 = 4358^2 + 44769^2 .

It is not a de Polignac number, because 2023255525 - 21 = 2023255523 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 (2023255523) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 90886 + ... + 110935.

It is an arithmetic number, because the mean of its divisors is an integer number (209592147).

Almost surely, 22023255525 is an apocalyptic number.

2023255525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2023255525 is a deficient number, since it is larger than the sum of its proper divisors (491850239).

2023255525 is a wasteful number, since it uses less digits than its factorization.

2023255525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202232 (or 202227 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 31.

The square root of 2023255525 is about 44980.6127681694. The cubic root of 2023255525 is about 1264.7855979754.

Adding to 2023255525 its reverse (5255523202), we get a palindrome (7278778727).

It can be divided in two parts, 20232 and 55525, that added together give a palindrome (75757).

The spelling of 2023255525 in words is "two billion, twenty-three million, two hundred fifty-five thousand, five hundred twenty-five".

Divisors: 1 5 25 401 2005 10025 201821 1009105 5045525 80930221 404651105 2023255525