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106600525 = 524264021
BaseRepresentation
bin1100101101010…
…01100001001101
321102120212102121
412112221201031
5204242204100
614324452541
72433042463
oct626514115
9242525377
10106600525
115519a609
122b84a151
1319114c45
141022c833
15955a51a
hex65a984d

106600525 has 6 divisors (see below), whose sum is σ = 132184682. Its totient is φ = 85280400.

The previous prime is 106600517. The next prime is 106600541. The reversal of 106600525 is 525006601.

It can be written as a sum of positive squares in 3 ways, for example, as 6980164 + 99620361 = 2642^2 + 9981^2 .

It is not a de Polignac number, because 106600525 - 23 = 106600517 is a prime.

It is a super-2 number, since 2×1066005252 = 22727343860551250, which contains 22 as substring.

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: 4264021 = 106600525 / (1 + 0 + 6 + 6 + 0 + 0 + 5 + 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 106600525.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2131986 + ... + 2132035.

Almost surely, 2106600525 is an apocalyptic number.

It is an amenable number.

106600525 is a deficient number, since it is larger than the sum of its proper divisors (25584157).

106600525 is an equidigital number, since it uses as much as digits as its factorization.

106600525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4264031 (or 4264026 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 106600525 is about 10324.7530236805. The cubic root of 106600525 is about 474.1543958094.

The spelling of 106600525 in words is "one hundred six million, six hundred thousand, five hundred twenty-five".

Divisors: 1 5 25 4264021 21320105 106600525