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26875340 = 2251343767
BaseRepresentation
bin110011010000…
…1010111001100
31212120102000222
41212201113030
523340002330
62400010512
7444302522
oct146412714
955512028
1026875340
1114196928
129000a38
13574c98b
1437d8312
15255d0e5
hex19a15cc

26875340 has 12 divisors (see below), whose sum is σ = 56438256. Its totient is φ = 10750128.

The previous prime is 26875327. The next prime is 26875349. The reversal of 26875340 is 4357862.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 26875340.

It is not an unprimeable number, because it can be changed into a prime (26875349) 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, 671864 + ... + 671903.

It is an arithmetic number, because the mean of its divisors is an integer number (4703188).

Almost surely, 226875340 is an apocalyptic number.

26875340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26875340 is an abundant number, since it is smaller than the sum of its proper divisors (29562916).

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

26875340 is a wasteful number, since it uses less digits than its factorization.

26875340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1343776 (or 1343774 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 26875340 is about 5184.1431307401. The cubic root of 26875340 is about 299.5375839003.

The spelling of 26875340 in words is "twenty-six million, eight hundred seventy-five thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 1343767 2687534 5375068 6718835 13437670 26875340