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2052500131 = 11216962811
BaseRepresentation
bin111101001010110…
…1010101010100011
312022001010210212101
41322111222222203
513200420001011
6535400111231
7101601651253
oct17225525243
95261123771
102052500131
11963645800
12493465517
132692c9726
14156843963
15c02d32c1
hex7a56aaa3

2052500131 has 6 divisors (see below), whose sum is σ = 2256053996. Its totient is φ = 1865909100.

The previous prime is 2052500089. The next prime is 2052500141. The reversal of 2052500131 is 1310052502.

It is not a de Polignac number, because 2052500131 - 29 = 2052499619 is a prime.

It is a super-2 number, since 2×20525001312 = 8425513575510034322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2052500099 and 2052500108.

It is not an unprimeable number, because it can be changed into a prime (2052500141) 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 5 ways as a sum of consecutive naturals, for example, 8481285 + ... + 8481526.

Almost surely, 22052500131 is an apocalyptic number.

2052500131 is a deficient number, since it is larger than the sum of its proper divisors (203553865).

2052500131 is a wasteful number, since it uses less digits than its factorization.

2052500131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16962833 (or 16962822 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 2052500131 is about 45304.5266060688. The cubic root of 2052500131 is about 1270.8503060074.

Adding to 2052500131 its reverse (1310052502), we get a palindrome (3362552633).

The spelling of 2052500131 in words is "two billion, fifty-two million, five hundred thousand, one hundred thirty-one".

Divisors: 1 11 121 16962811 186590921 2052500131