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230550401 = 1427161563
BaseRepresentation
bin11011011110111…
…10101110000001
3121001211011200202
431233132232001
5433010103101
634513254545
75466434414
oct1557365601
9531734622
10230550401
11109159a24
1265264455
13389c2973
1422895b7b
151539136b
hexdbdeb81

230550401 has 4 divisors (see below), whose sum is σ = 230713392. Its totient is φ = 230387412.

The previous prime is 230550349. The next prime is 230550403. The reversal of 230550401 is 104055032.

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 230550401 - 26 = 230550337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230550403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79355 + ... + 82208.

It is an arithmetic number, because the mean of its divisors is an integer number (57678348).

Almost surely, 2230550401 is an apocalyptic number.

It is an amenable number.

230550401 is a deficient number, since it is larger than the sum of its proper divisors (162991).

230550401 is a wasteful number, since it uses less digits than its factorization.

230550401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162990.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 230550401 is about 15183.8862284989. The cubic root of 230550401 is about 613.1809123911.

The spelling of 230550401 in words is "two hundred thirty million, five hundred fifty thousand, four hundred one".

Divisors: 1 1427 161563 230550401