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342241143 = 31097691361
BaseRepresentation
bin10100011001100…
…010111101110111
3212211222122120220
4110121202331313
51200103204033
653543225423
711324000406
oct2431427567
9784878526
10342241143
11166205922
1296748273
1355b9a76a
143364b63d
15200a4bb3
hex14662f77

342241143 has 16 divisors (see below), whose sum is σ = 461445600. Its totient is φ = 225607680.

The previous prime is 342241139. The next prime is 342241177. The reversal of 342241143 is 341142243.

It is not a de Polignac number, because 342241143 - 22 = 342241139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342241043) 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 15 ways as a sum of consecutive naturals, for example, 250783 + ... + 252143.

It is an arithmetic number, because the mean of its divisors is an integer number (28840350).

Almost surely, 2342241143 is an apocalyptic number.

342241143 is a deficient number, since it is larger than the sum of its proper divisors (119204457).

342241143 is a wasteful number, since it uses less digits than its factorization.

342241143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2242.

The product of its digits is 2304, while the sum is 24.

The square root of 342241143 is about 18499.7606200729. The cubic root of 342241143 is about 699.4833895759.

Adding to 342241143 its reverse (341142243), we get a palindrome (683383386).

The spelling of 342241143 in words is "three hundred forty-two million, two hundred forty-one thousand, one hundred forty-three".

Divisors: 1 3 109 327 769 1361 2307 4083 83821 148349 251463 445047 1046609 3139827 114080381 342241143