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1342143 = 33114519
BaseRepresentation
bin101000111101010111111
32112012002000
411013222333
5320422033
644433343
714256645
oct5075277
92465060
101342143
11837410
12548853
1337cb8a
1426d195
151b7a13
hex147abf

1342143 has 16 divisors (see below), whose sum is σ = 2169600. Its totient is φ = 813240.

The previous prime is 1342139. The next prime is 1342153. The reversal of 1342143 is 3412431.

It is not a de Polignac number, because 1342143 - 22 = 1342139 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1963 + ... + 2556.

It is an arithmetic number, because the mean of its divisors is an integer number (135600).

21342143 is an apocalyptic number.

1342143 is a deficient number, since it is larger than the sum of its proper divisors (827457).

1342143 is a wasteful number, since it uses less digits than its factorization.

1342143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4539 (or 4533 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 1342143 is about 1158.5089555114. The cubic root of 1342143 is about 110.3061170192.

Adding to 1342143 its product of digits (288), we get a palindrome (1342431).

Adding to 1342143 its reverse (3412431), we get a palindrome (4754574).

It can be divided in two parts, 1342 and 143, that added together give a triangular number (1485 = T54).

The spelling of 1342143 in words is "one million, three hundred forty-two thousand, one hundred forty-three".

Divisors: 1 3 9 11 27 33 99 297 4519 13557 40671 49709 122013 149127 447381 1342143