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230172233 = 1014994567
BaseRepresentation
bin11011011100000…
…10011001001001
3121001002221221112
431232002121021
5432411002413
634501220105
75463301034
oct1556023111
9531087845
10230172233
11108a20895
1265101635
13388bc7b5
14227d801b
15153192a8
hexdb82649

230172233 has 8 divisors (see below), whose sum is σ = 232968000. Its totient is φ = 227386800.

The previous prime is 230172221. The next prime is 230172253. The reversal of 230172233 is 332271032.

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

It is a cyclic number.

It is not a de Polignac number, because 230172233 - 222 = 225977929 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 230172199 and 230172208.

It is not an unprimeable number, because it can be changed into a prime (230172253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48116 + ... + 52682.

It is an arithmetic number, because the mean of its divisors is an integer number (29121000).

Almost surely, 2230172233 is an apocalyptic number.

It is an amenable number.

230172233 is a deficient number, since it is larger than the sum of its proper divisors (2795767).

230172233 is a wasteful number, since it uses less digits than its factorization.

230172233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5167.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 230172233 is about 15171.4281793113. The cubic root of 230172233 is about 612.8454654204.

The spelling of 230172233 in words is "two hundred thirty million, one hundred seventy-two thousand, two hundred thirty-three".

Divisors: 1 101 499 4567 50399 461267 2278933 230172233