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13542205325 = 52111132631657
BaseRepresentation
bin11001001110010110…
…11010011110001101
31021221210001022100012
430213023122132031
5210213301032300
610115440243005
7656405563115
oct144713323615
937853038305
1013542205325
11581a249330
12275b310465
13137a81335c
1492678a045
15543d55435
hex3272da78d

13542205325 has 48 divisors (see below), whose sum is σ = 18562490496. Its totient is φ = 9718732800.

The previous prime is 13542205309. The next prime is 13542205361. The reversal of 13542205325 is 52350224531.

It is not a de Polignac number, because 13542205325 - 24 = 13542205309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13542205291 and 13542205300.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 8171897 + ... + 8173553.

It is an arithmetic number, because the mean of its divisors is an integer number (386718552).

Almost surely, 213542205325 is an apocalyptic number.

It is an amenable number.

13542205325 is a deficient number, since it is larger than the sum of its proper divisors (5020285171).

13542205325 is a wasteful number, since it uses less digits than its factorization.

13542205325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2054 (or 2049 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 32.

Adding to 13542205325 its reverse (52350224531), we get a palindrome (65892429856).

The spelling of 13542205325 in words is "thirteen billion, five hundred forty-two million, two hundred five thousand, three hundred twenty-five".

Divisors: 1 5 11 25 55 113 263 275 565 1243 1315 1657 2825 2893 6215 6575 8285 14465 18227 29719 31075 41425 72325 91135 148595 187241 326909 435791 455675 742975 936205 1634545 2059651 2178955 4681025 4793701 8172725 10298255 10894775 23968505 49244383 51491275 119842525 246221915 541688213 1231109575 2708441065 13542205325