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2013324325 = 5280532973
BaseRepresentation
bin111100000000000…
…1110010000100101
312012022102110202121
41320000032100211
513110402334300
6531440305541
7100614655135
oct17000162045
95168373677
102013324325
11943518401
124823122b1
1326116108c
14151566ac5
15bbb4581a
hex7800e425

2013324325 has 6 divisors (see below), whose sum is σ = 2496522194. Its totient is φ = 1610659440.

The previous prime is 2013324293. The next prime is 2013324347. The reversal of 2013324325 is 5234233102.

It can be written as a sum of positive squares in 3 ways, for example, as 30492484 + 1982831841 = 5522^2 + 44529^2 .

It is not a de Polignac number, because 2013324325 - 25 = 2013324293 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 80532973 = 2013324325 / (2 + 0 + 1 + 3 + 3 + 2 + 4 + 3 + 2 + 5).

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 2013324325.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 40266462 + ... + 40266511.

Almost surely, 22013324325 is an apocalyptic number.

2013324325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2013324325 is a deficient number, since it is larger than the sum of its proper divisors (483197869).

2013324325 is an equidigital number, since it uses as much as digits as its factorization.

2013324325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80532983 (or 80532978 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 2013324325 is about 44870.0827389476. The cubic root of 2013324325 is about 1262.7127922863.

Adding to 2013324325 its reverse (5234233102), we get a palindrome (7247557427).

The spelling of 2013324325 in words is "two billion, thirteen million, three hundred twenty-four thousand, three hundred twenty-five".

Divisors: 1 5 25 80532973 402664865 2013324325