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26281056 = 253318831
BaseRepresentation
bin110010001000…
…0010001100000
31211110012211110
41210100101200
523211443211
62335143320
7436246104
oct144202140
954405743
1026281056
111392038a
128974b40
1355a2329
1436c1904
152491ea6
hex1910460

26281056 has 48 divisors (see below), whose sum is σ = 71221248. Its totient is φ = 8476800.

The previous prime is 26281051. The next prime is 26281061. The reversal of 26281056 is 65018262.

It is an interprime number because it is at equal distance from previous prime (26281051) and next prime (26281061).

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26281051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1440 + ... + 7391.

It is an arithmetic number, because the mean of its divisors is an integer number (1483776).

Almost surely, 226281056 is an apocalyptic number.

It is an amenable number.

26281056 is an abundant number, since it is smaller than the sum of its proper divisors (44940192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26281056 is a wasteful number, since it uses less digits than its factorization.

26281056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8875 (or 8867 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 26281056 is about 5126.5052423654. The cubic root of 26281056 is about 297.3132542673.

It can be divided in two parts, 262 and 81056, that added together give a palindrome (81318).

The spelling of 26281056 in words is "twenty-six million, two hundred eighty-one thousand, fifty-six".

Divisors: 1 2 3 4 6 8 12 16 24 31 32 48 62 93 96 124 186 248 372 496 744 992 1488 2976 8831 17662 26493 35324 52986 70648 105972 141296 211944 273761 282592 423888 547522 821283 847776 1095044 1642566 2190088 3285132 4380176 6570264 8760352 13140528 26281056