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13425868252 = 2217197439239
BaseRepresentation
bin11001000000011111…
…00111110111011100
31021122200010202212201
430200033213313130
5204444010241002
610100122541244
7653463666016
oct144017476734
937580122781
1013425868252
11576a609595
122728367824
13135c69c754
149151451b6
15538a25087
hex3203e7ddc

13425868252 has 12 divisors (see below), whose sum is σ = 24877344240. Its totient is φ = 6318055616.

The previous prime is 13425868229. The next prime is 13425868273. The reversal of 13425868252 is 25286852431.

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 3 ways as a sum of consecutive naturals, for example, 98719552 + ... + 98719687.

It is an arithmetic number, because the mean of its divisors is an integer number (2073112020).

Almost surely, 213425868252 is an apocalyptic number.

It is an amenable number.

13425868252 is a deficient number, since it is larger than the sum of its proper divisors (11451475988).

13425868252 is a wasteful number, since it uses less digits than its factorization.

13425868252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197439260 (or 197439258 counting only the distinct ones).

The product of its digits is 921600, while the sum is 46.

The spelling of 13425868252 in words is "thirteen billion, four hundred twenty-five million, eight hundred sixty-eight thousand, two hundred fifty-two".

Divisors: 1 2 4 17 34 68 197439239 394878478 789756956 3356467063 6712934126 13425868252