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26233525 = 521935437
BaseRepresentation
bin110010000010…
…0101010110101
31211100210122001
41210010222311
523203433100
62334135301
7435660403
oct144045265
954323561
1026233525
11138986aa
128951531
1355867c6
1436ac473
152482d6a
hex1904ab5

26233525 has 12 divisors (see below), whose sum is σ = 32704132. Its totient is φ = 20874240.

The previous prime is 26233517. The next prime is 26233531. The reversal of 26233525 is 52533262.

It can be written as a sum of positive squares in 6 ways, for example, as 1542564 + 24690961 = 1242^2 + 4969^2 .

It is not a de Polignac number, because 26233525 - 23 = 26233517 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26233493 and 26233502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2107 + ... + 7543.

Almost surely, 226233525 is an apocalyptic number.

26233525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26233525 is a deficient number, since it is larger than the sum of its proper divisors (6470607).

26233525 is a wasteful number, since it uses less digits than its factorization.

26233525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5640 (or 5635 counting only the distinct ones).

The product of its digits is 10800, while the sum is 28.

The square root of 26233525 is about 5121.8673352597. The cubic root of 26233525 is about 297.1339093156.

Adding to 26233525 its reverse (52533262), we get a palindrome (78766787).

The spelling of 26233525 in words is "twenty-six million, two hundred thirty-three thousand, five hundred twenty-five".

Divisors: 1 5 25 193 965 4825 5437 27185 135925 1049341 5246705 26233525