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26985968 = 242397057
BaseRepresentation
bin110011011110…
…0010111110000
31212210000210022
41212330113300
523402022333
62402223012
7445243202
oct146742760
955700708
1026985968
1114261a59
129054a68
13578b139
143826772
152580c98
hex19bc5f0

26985968 has 20 divisors (see below), whose sum is σ = 52511520. Its totient is φ = 13434624.

The previous prime is 26985929. The next prime is 26985989. The reversal of 26985968 is 86958962.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 296 + ... + 7352.

It is an arithmetic number, because the mean of its divisors is an integer number (2625576).

Almost surely, 226985968 is an apocalyptic number.

It is an amenable number.

26985968 is a deficient number, since it is larger than the sum of its proper divisors (25525552).

26985968 is a wasteful number, since it uses less digits than its factorization.

26985968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7304 (or 7298 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 53.

The square root of 26985968 is about 5194.8020174016. The cubic root of 26985968 is about 299.9480206240.

The spelling of 26985968 in words is "twenty-six million, nine hundred eighty-five thousand, nine hundred sixty-eight".

Divisors: 1 2 4 8 16 239 478 956 1912 3824 7057 14114 28228 56456 112912 1686623 3373246 6746492 13492984 26985968