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542410143 = 31117966863
BaseRepresentation
bin100000010101001…
…000010110011111
31101210122021211120
4200111020112133
52102324111033
6125453422023
716304260452
oct4025102637
91353567746
10542410143
112591a3850
1213179a913
13884b3962
1452075499
15329441b3
hex2054859f

542410143 has 16 divisors (see below), whose sum is σ = 835370496. Its totient is φ = 309395840.

The previous prime is 542410139. The next prime is 542410153. The reversal of 542410143 is 341014245.

It is a cyclic number.

It is not a de Polignac number, because 542410143 - 22 = 542410139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542410103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 482871 + ... + 483992.

It is an arithmetic number, because the mean of its divisors is an integer number (52210656).

Almost surely, 2542410143 is an apocalyptic number.

542410143 is a deficient number, since it is larger than the sum of its proper divisors (292960353).

542410143 is a wasteful number, since it uses less digits than its factorization.

542410143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966894.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 542410143 is about 23289.7003630360. The cubic root of 542410143 is about 815.5349934354.

Adding to 542410143 its reverse (341014245), we get a palindrome (883424388).

The spelling of 542410143 in words is "five hundred forty-two million, four hundred ten thousand, one hundred forty-three".

Divisors: 1 3 11 17 33 51 187 561 966863 2900589 10635493 16436671 31906479 49310013 180803381 542410143