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230160349 = 543142379
BaseRepresentation
bin11011011011111…
…11011111011101
3121001002100122101
431231333133131
5432410112344
634501045101
75463221266
oct1555773735
9531070571
10230160349
11108a12971
12650b6791
13388b7273
14227d396d
15153159d4
hexdb7f7dd

230160349 has 4 divisors (see below), whose sum is σ = 230208160. Its totient is φ = 230112540.

The previous prime is 230160341. The next prime is 230160361. The reversal of 230160349 is 943061032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 230160349 - 23 = 230160341 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 (230160341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15759 + ... + 26620.

It is an arithmetic number, because the mean of its divisors is an integer number (57552040).

Almost surely, 2230160349 is an apocalyptic number.

It is an amenable number.

230160349 is a deficient number, since it is larger than the sum of its proper divisors (47811).

230160349 is an equidigital number, since it uses as much as digits as its factorization.

230160349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47810.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 230160349 is about 15171.0365169951. The cubic root of 230160349 is about 612.8349179841.

The spelling of 230160349 in words is "two hundred thirty million, one hundred sixty thousand, three hundred forty-nine".

Divisors: 1 5431 42379 230160349