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232143041 = 13171050421
BaseRepresentation
bin11011101011000…
…11100011000001
3121011211002101102
431311203203001
5433412034131
635011344145
75516116604
oct1565434301
9534732342
10232143041
1110a047559
12658b2055
133912c860
1422b8c33b
15155a81cb
hexdd638c1

232143041 has 8 divisors (see below), whose sum is σ = 264706344. Its totient is φ = 201680640.

The previous prime is 232143031. The next prime is 232143047. The reversal of 232143041 is 140341232.

232143041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 10758400 + 221384641 = 3280^2 + 14879^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 232143041 - 210 = 232142017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (232143047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 524990 + ... + 525431.

It is an arithmetic number, because the mean of its divisors is an integer number (33088293).

Almost surely, 2232143041 is an apocalyptic number.

It is an amenable number.

232143041 is a deficient number, since it is larger than the sum of its proper divisors (32563303).

232143041 is a wasteful number, since it uses less digits than its factorization.

232143041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1050451.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 232143041 is about 15236.2410390490. The cubic root of 232143041 is about 614.5896228910.

Adding to 232143041 its reverse (140341232), we get a palindrome (372484273).

The spelling of 232143041 in words is "two hundred thirty-two million, one hundred forty-three thousand, forty-one".

Divisors: 1 13 17 221 1050421 13655473 17857157 232143041