Search a number
-
+
230800887 = 338548181
BaseRepresentation
bin11011100000110…
…11110111110111
3121002021220022000
431300123313313
5433041112022
634522510343
75501526612
oct1560336767
9532256260
10230800887
11109310139
12653653b3
1338a7c995
142291d179
15153e06ac
hexdc1bdf7

230800887 has 8 divisors (see below), whose sum is σ = 341927280. Its totient is φ = 153867240.

The previous prime is 230800831. The next prime is 230800897. The reversal of 230800887 is 788008032.

It is not a de Polignac number, because 230800887 - 218 = 230538743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230800897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4274064 + ... + 4274117.

It is an arithmetic number, because the mean of its divisors is an integer number (42740910).

Almost surely, 2230800887 is an apocalyptic number.

230800887 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

230800887 is a deficient number, since it is larger than the sum of its proper divisors (111126393).

230800887 is an equidigital number, since it uses as much as digits as its factorization.

230800887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8548190 (or 8548184 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The square root of 230800887 is about 15192.1324046363. The cubic root of 230800887 is about 613.4028994883.

The spelling of 230800887 in words is "two hundred thirty million, eight hundred thousand, eight hundred eighty-seven".

Divisors: 1 3 9 27 8548181 25644543 76933629 230800887