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193268271 = 379203251
BaseRepresentation
bin10111000010100…
…00101000101111
3111110200001020010
423201100220233
5343434041041
631102224303
74534516230
oct1341205057
9443601203
10193268271
119a105349
1254885093
133106b231
141b94d087
1511e79a16
hexb850a2f

193268271 has 8 divisors (see below), whose sum is σ = 294504064. Its totient is φ = 110439000.

The previous prime is 193268237. The next prime is 193268281. The reversal of 193268271 is 172862391.

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

It is not a de Polignac number, because 193268271 - 29 = 193267759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (193268221) 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, 4601605 + ... + 4601646.

It is an arithmetic number, because the mean of its divisors is an integer number (36813008).

Almost surely, 2193268271 is an apocalyptic number.

193268271 is a deficient number, since it is larger than the sum of its proper divisors (101235793).

193268271 is an equidigital number, since it uses as much as digits as its factorization.

193268271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9203261.

The product of its digits is 36288, while the sum is 39.

The square root of 193268271 is about 13902.0959211192. The cubic root of 193268271 is about 578.1672937201.

The spelling of 193268271 in words is "one hundred ninety-three million, two hundred sixty-eight thousand, two hundred seventy-one".

Divisors: 1 3 7 21 9203251 27609753 64422757 193268271