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2000056525 = 5281719791
BaseRepresentation
bin111011100110110…
…0111000011001101
312011101110101202121
41313031213003031
513044003302100
6530244052541
7100364125405
oct16715470315
95141411677
102000056525
11936a86085
12479994151
1325b496ccc
1414d8b1805
15ba8c451a
hex773670cd

2000056525 has 12 divisors (see below), whose sum is σ = 2480626944. Its totient is φ = 1599686000.

The previous prime is 2000056523. The next prime is 2000056573. The reversal of 2000056525 is 5256500002.

It is not a de Polignac number, because 2000056525 - 21 = 2000056523 is a prime.

It is a super-2 number, since 2×20000565252 = 8000452206390151250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

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 2000056525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000056523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 199380 + ... + 209170.

It is an arithmetic number, because the mean of its divisors is an integer number (206718912).

Almost surely, 22000056525 is an apocalyptic number.

2000056525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2000056525 is a deficient number, since it is larger than the sum of its proper divisors (480570419).

2000056525 is an equidigital number, since it uses as much as digits as its factorization.

2000056525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17972 (or 17967 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 2000056525 is about 44721.9915142427. The cubic root of 2000056525 is about 1259.9329192893.

Adding to 2000056525 its reverse (5256500002), we get a palindrome (7256556527).

The spelling of 2000056525 in words is "two billion, fifty-six thousand, five hundred twenty-five".