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230349051 = 3225594339
BaseRepresentation
bin11011011101011…
…01100011111011
3121001102221111100
431232231203323
5432432132201
634505102443
75464635402
oct1556554373
9531387440
10230349051
11109031719
1265187a23
133895211a
1422842639
1515351886
hexdbad8fb

230349051 has 6 divisors (see below), whose sum is σ = 332726420. Its totient is φ = 153566028.

The previous prime is 230349047. The next prime is 230349061. The reversal of 230349051 is 150943032.

It is not a de Polignac number, because 230349051 - 22 = 230349047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230349061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12797161 + ... + 12797178.

Almost surely, 2230349051 is an apocalyptic number.

230349051 is a deficient number, since it is larger than the sum of its proper divisors (102377369).

230349051 is a wasteful number, since it uses less digits than its factorization.

230349051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25594345 (or 25594342 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 230349051 is about 15177.2543959703. The cubic root of 230349051 is about 613.0023542742.

It can be divided in two parts, 230 and 349051, that added together give a square (349281 = 5912).

The spelling of 230349051 in words is "two hundred thirty million, three hundred forty-nine thousand, fifty-one".

Divisors: 1 3 9 25594339 76783017 230349051