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26875856 = 247239963
BaseRepresentation
bin110011010000…
…1011111010000
31212120102202002
41212201133100
523340011411
62400013132
7444304160
oct146413720
955512662
1026875856
1114197257
1290011a8
13574cc97
1437d85a0
15255d33b
hex19a17d0

26875856 has 20 divisors (see below), whose sum is σ = 59511072. Its totient is φ = 11518176.

The previous prime is 26875847. The next prime is 26875859. The reversal of 26875856 is 65857862.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 26875856.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26875859) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119870 + ... + 120093.

Almost surely, 226875856 is an apocalyptic number.

It is an amenable number.

26875856 is an abundant number, since it is smaller than the sum of its proper divisors (32635216).

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

26875856 is a wasteful number, since it uses less digits than its factorization.

26875856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239978 (or 239972 counting only the distinct ones).

The product of its digits is 806400, while the sum is 47.

The square root of 26875856 is about 5184.1928976457. The cubic root of 26875856 is about 299.5395009044.

The spelling of 26875856 in words is "twenty-six million, eight hundred seventy-five thousand, eight hundred fifty-six".

Divisors: 1 2 4 7 8 14 16 28 56 112 239963 479926 959852 1679741 1919704 3359482 3839408 6718964 13437928 26875856