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230303141 = 435355887
BaseRepresentation
bin11011011101000…
…10010110100101
3121001100121111222
431232202112211
5432424200031
634504110125
75464354505
oct1556422645
9531317458
10230303141
11109000182
1265165345
1338937263
142282da05
1515342e7b
hexdba25a5

230303141 has 4 divisors (see below), whose sum is σ = 235659072. Its totient is φ = 224947212.

The previous prime is 230303113. The next prime is 230303173. The reversal of 230303141 is 141303032.

It is a happy number.

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 230303141 - 210 = 230302117 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 (230303041) 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, 2677901 + ... + 2677986.

It is an arithmetic number, because the mean of its divisors is an integer number (58914768).

Almost surely, 2230303141 is an apocalyptic number.

It is an amenable number.

230303141 is a deficient number, since it is larger than the sum of its proper divisors (5355931).

230303141 is an equidigital number, since it uses as much as digits as its factorization.

230303141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5355930.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 230303141 is about 15175.7418599553. The cubic root of 230303141 is about 612.9616265064.

Adding to 230303141 its reverse (141303032), we get a palindrome (371606173).

The spelling of 230303141 in words is "two hundred thirty million, three hundred three thousand, one hundred forty-one".

Divisors: 1 43 5355887 230303141