Search a number
-
+
28114675 = 523136277
BaseRepresentation
bin110101100111…
…1111011110011
31221220101002021
41223033323303
524144132200
62442332311
7460653661
oct153177363
957811067
1028114675
1114962a76
1294ba097
135a94b04
143a3bc31
15270541a
hex1acfef3

28114675 has 12 divisors (see below), whose sum is σ = 35987776. Its totient is φ = 21765600.

The previous prime is 28114657. The next prime is 28114679. The reversal of 28114675 is 57641182.

It is not a de Polignac number, because 28114675 - 223 = 19726067 is a prime.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 28114675.

It is not an unprimeable number, because it can be changed into a prime (28114679) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17364 + ... + 18913.

Almost surely, 228114675 is an apocalyptic number.

28114675 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

28114675 is a deficient number, since it is larger than the sum of its proper divisors (7873101).

28114675 is a wasteful number, since it uses less digits than its factorization.

28114675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36318 (or 36313 counting only the distinct ones).

The product of its digits is 13440, while the sum is 34.

The square root of 28114675 is about 5302.3273192062. The cubic root of 28114675 is about 304.0728811583.

The spelling of 28114675 in words is "twenty-eight million, one hundred fourteen thousand, six hundred seventy-five".

Divisors: 1 5 25 31 155 775 36277 181385 906925 1124587 5622935 28114675