Search a number
-
+
27965082 = 2310146147
BaseRepresentation
bin110101010101…
…1011010011010
31221121202212210
41222223122122
524124340312
62435215550
7456461565
oct152533232
957552783
1027965082
1114870642
1294475b6
135a419b2
1439dd4dc
1526c5e3c
hex1aab69a

27965082 has 16 divisors (see below), whose sum is σ = 56485152. Its totient is φ = 9229200.

The previous prime is 27965039. The next prime is 27965083. The reversal of 27965082 is 28056972.

It is a happy number.

It is a super-2 number, since 2×279650822 = 1564091622533448, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 27965082.

It is not an unprimeable number, because it can be changed into a prime (27965083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22468 + ... + 23679.

It is an arithmetic number, because the mean of its divisors is an integer number (3530322).

Almost surely, 227965082 is an apocalyptic number.

27965082 is an abundant number, since it is smaller than the sum of its proper divisors (28520070).

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

27965082 is a wasteful number, since it uses less digits than its factorization.

27965082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46253.

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 27965082 is about 5288.2021519605. The cubic root of 27965082 is about 303.5326165678.

The spelling of 27965082 in words is "twenty-seven million, nine hundred sixty-five thousand, eighty-two".

Divisors: 1 2 3 6 101 202 303 606 46147 92294 138441 276882 4660847 9321694 13982541 27965082