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230171207 = 735599239
BaseRepresentation
bin11011011100000…
…10001001000111
3121001002220112112
431232002021013
5432410434312
634501211235
75463265040
oct1556021107
9531086475
10230171207
11108a20042
1265100b1b
13388bc1a6
14227d78c7
1515318d22
hexdb82247

230171207 has 8 divisors (see below), whose sum is σ = 263155200. Its totient is φ = 197212824.

The previous prime is 230171167. The next prime is 230171219. The reversal of 230171207 is 702171032.

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 230171207 - 224 = 213393991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230171237) 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, 20294 + ... + 29532.

It is an arithmetic number, because the mean of its divisors is an integer number (32894400).

Almost surely, 2230171207 is an apocalyptic number.

230171207 is a deficient number, since it is larger than the sum of its proper divisors (32983993).

230171207 is an equidigital number, since it uses as much as digits as its factorization.

230171207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12805.

The product of its (nonzero) digits is 588, while the sum is 23.

The square root of 230171207 is about 15171.3943657134. The cubic root of 230171207 is about 612.8445548263.

The spelling of 230171207 in words is "two hundred thirty million, one hundred seventy-one thousand, two hundred seven".

Divisors: 1 7 3559 9239 24913 64673 32881601 230171207