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234400441 = 1131636737
BaseRepresentation
bin11011111100010…
…10101010111001
3121100001202221211
431332022222321
5440001303231
635132003121
75544241132
oct1576125271
9540052854
10234400441
11110349580
12666004a1
13397401b2
14231b8c89
15158a1eb1
hexdf8aab9

234400441 has 8 divisors (see below), whose sum is σ = 255828384. Its totient is φ = 212992320.

The previous prime is 234400399. The next prime is 234400459. The reversal of 234400441 is 144004432.

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 234400441 - 29 = 234399929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (234400541) 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 7 ways as a sum of consecutive naturals, for example, 31425 + ... + 38161.

It is an arithmetic number, because the mean of its divisors is an integer number (31978548).

Almost surely, 2234400441 is an apocalyptic number.

It is an amenable number.

234400441 is a deficient number, since it is larger than the sum of its proper divisors (21427943).

234400441 is a wasteful number, since it uses less digits than its factorization.

234400441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9911.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 234400441 is about 15310.1417694285. The cubic root of 234400441 is about 616.5753263626.

Adding to 234400441 its reverse (144004432), we get a palindrome (378404873).

It can be divided in two parts, 2 and 34400441, that added together give a palindrome (34400443).

The spelling of 234400441 in words is "two hundred thirty-four million, four hundred thousand, four hundred forty-one".

Divisors: 1 11 3163 6737 34793 74107 21309131 234400441