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233144041 = 1319943903
BaseRepresentation
bin11011110010101…
…11111011101001
3121020200221111111
431321113323221
5434141102131
635045030321
75530456144
oct1571277351
9536627444
10233144041
1110a670629
12660b53a1
13393c0370
1422d6d05b
1515704ab1
hexde57ee9

233144041 has 8 divisors (see below), whose sum is σ = 264293120. Its totient is φ = 203882832.

The previous prime is 233144027. The next prime is 233144063. The reversal of 233144041 is 140441332.

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 233144041 - 225 = 199589609 is a prime.

It is a super-2 number, since 2×2331440412 = 108712287707619362, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (233144071) 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 7 ways as a sum of consecutive naturals, for example, 471705 + ... + 472198.

It is an arithmetic number, because the mean of its divisors is an integer number (33036640).

Almost surely, 2233144041 is an apocalyptic number.

It is an amenable number.

233144041 is a deficient number, since it is larger than the sum of its proper divisors (31149079).

233144041 is a wasteful number, since it uses less digits than its factorization.

233144041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943935.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 233144041 is about 15269.0550133268. The cubic root of 233144041 is about 615.4717256802.

Adding to 233144041 its reverse (140441332), we get a palindrome (373585373).

The spelling of 233144041 in words is "two hundred thirty-three million, one hundred forty-four thousand, forty-one".

Divisors: 1 13 19 247 943903 12270739 17934157 233144041