Search a number
-
+
27918714 = 2319244901
BaseRepresentation
bin110101010000…
…0000101111010
31221112102021110
41222200011322
524121344324
62434221150
7456206445
oct152400572
957472243
1027918714
111483981a
1294247b6
135a26865
1439ca65c
1526b7329
hex1aa017a

27918714 has 16 divisors (see below), whose sum is σ = 58776480. Its totient is φ = 8816400.

The previous prime is 27918701. The next prime is 27918719. The reversal of 27918714 is 41781972.

It is not an unprimeable number, because it can be changed into a prime (27918719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122337 + ... + 122564.

It is an arithmetic number, because the mean of its divisors is an integer number (3673530).

Almost surely, 227918714 is an apocalyptic number.

27918714 is an abundant number, since it is smaller than the sum of its proper divisors (30857766).

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

27918714 is a wasteful number, since it uses less digits than its factorization.

27918714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244925.

The product of its digits is 28224, while the sum is 39.

The square root of 27918714 is about 5283.8162345032. The cubic root of 27918714 is about 303.3647645515.

The spelling of 27918714 in words is "twenty-seven million, nine hundred eighteen thousand, seven hundred fourteen".

Divisors: 1 2 3 6 19 38 57 114 244901 489802 734703 1469406 4653119 9306238 13959357 27918714