Search a number
-
+
27092740 = 2251354637
BaseRepresentation
bin110011101011…
…0011100000100
31212222110020211
41213112130010
523413431430
62404405204
7446166403
oct147263404
955873224
1027092740
11143251a4
1290a6804
1357c790c
14385363a
1525a272a
hex19d6704

27092740 has 12 divisors (see below), whose sum is σ = 56894796. Its totient is φ = 10837088.

The previous prime is 27092731. The next prime is 27092743. The reversal of 27092740 is 4729072.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3297856 + 23794884 = 1816^2 + 4878^2 .

It is not an unprimeable number, because it can be changed into a prime (27092743) 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, 677299 + ... + 677338.

It is an arithmetic number, because the mean of its divisors is an integer number (4741233).

Almost surely, 227092740 is an apocalyptic number.

27092740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27092740 is an abundant number, since it is smaller than the sum of its proper divisors (29802056).

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

27092740 is a wasteful number, since it uses less digits than its factorization.

27092740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1354646 (or 1354644 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 27092740 is about 5205.0686835046. The cubic root of 27092740 is about 300.3430889651.

The spelling of 27092740 in words is "twenty-seven million, ninety-two thousand, seven hundred forty".

Divisors: 1 2 4 5 10 20 1354637 2709274 5418548 6773185 13546370 27092740