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230550037 = 929324809
BaseRepresentation
bin11011011110111…
…10101000010101
3121001211011012021
431233132220111
5433010100122
634513253141
75466433354
oct1557365025
9531734167
10230550037
11109159723
12652641b1
13389c2753
142289599b
15153911c7
hexdbdea15

230550037 has 4 divisors (see below), whose sum is σ = 230584140. Its totient is φ = 230515936.

The previous prime is 230549989. The next prime is 230550059. The reversal of 230550037 is 730055032.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 106316721 + 124233316 = 10311^2 + 11146^2 .

It is a cyclic number.

It is not a de Polignac number, because 230550037 - 27 = 230549909 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 230549993 and 230550020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230550097) 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, 3112 + ... + 21697.

It is an arithmetic number, because the mean of its divisors is an integer number (57646035).

Almost surely, 2230550037 is an apocalyptic number.

It is an amenable number.

230550037 is a deficient number, since it is larger than the sum of its proper divisors (34103).

230550037 is an equidigital number, since it uses as much as digits as its factorization.

230550037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34102.

The product of its (nonzero) digits is 3150, while the sum is 25.

The square root of 230550037 is about 15183.8742421030. The cubic root of 230550037 is about 613.1805896881.

The spelling of 230550037 in words is "two hundred thirty million, five hundred fifty thousand, thirty-seven".

Divisors: 1 9293 24809 230550037