Search a number
-
+
230217329 = 1997191609
BaseRepresentation
bin11011011100011…
…01011001110001
3121001012020210202
431232031121301
5432413423304
634502204545
75463546356
oct1556153161
9531166722
10230217329
11108a51761
1265123755
1338907194
142280a62d
151532781e
hexdb8d671

230217329 has 8 divisors (see below), whose sum is σ = 231840000. Its totient is φ = 228599712.

The previous prime is 230217311. The next prime is 230217343. The reversal of 230217329 is 923712032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-230217329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230217529) 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, 142277 + ... + 143885.

It is an arithmetic number, because the mean of its divisors is an integer number (28980000).

Almost surely, 2230217329 is an apocalyptic number.

It is an amenable number.

230217329 is a deficient number, since it is larger than the sum of its proper divisors (1622671).

230217329 is a wasteful number, since it uses less digits than its factorization.

230217329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2527.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 230217329 is about 15172.9143212502. The cubic root of 230217329 is about 612.8854862837.

The spelling of 230217329 in words is "two hundred thirty million, two hundred seventeen thousand, three hundred twenty-nine".

Divisors: 1 199 719 1609 143081 320191 1156871 230217329