Search a number
-
+
230544101 = 967923819
BaseRepresentation
bin11011011110111…
…01001011100101
3121001210212001102
431233131023211
5433004402401
634513205445
75466410144
oct1557351345
9531725042
10230544101
11109155217
1265260885
13389bcb38
142289375b
151538e56b
hexdbdd2e5

230544101 has 4 divisors (see below), whose sum is σ = 230577600. Its totient is φ = 230510604.

The previous prime is 230544079. The next prime is 230544109. The reversal of 230544101 is 101445032.

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 230544101 - 222 = 226349797 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 (230544109) 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, 2231 + ... + 21588.

It is an arithmetic number, because the mean of its divisors is an integer number (57644400).

Almost surely, 2230544101 is an apocalyptic number.

It is an amenable number.

230544101 is a deficient number, since it is larger than the sum of its proper divisors (33499).

230544101 is an equidigital number, since it uses as much as digits as its factorization.

230544101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33498.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 230544101 is about 15183.6787703112. The cubic root of 230544101 is about 613.1753270977.

Adding to 230544101 its reverse (101445032), we get a palindrome (331989133).

The spelling of 230544101 in words is "two hundred thirty million, five hundred forty-four thousand, one hundred one".

Divisors: 1 9679 23819 230544101