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54142711 = 7151181283
BaseRepresentation
bin1100111010001…
…0011011110111
310202212201211121
43032202123313
5102330031321
65212244411
71225130320
oct316423367
9122781747
1054142711
1128620247
1216170707
13b2a8c0c
147295447
154b47441
hex33a26f7

54142711 has 16 divisors (see below), whose sum is σ = 62852608. Its totient is φ = 45684000.

The previous prime is 54142703. The next prime is 54142717. The reversal of 54142711 is 11724145.

It is a cyclic number.

It is not a de Polignac number, because 54142711 - 23 = 54142703 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54142717) 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, 191176 + ... + 191458.

It is an arithmetic number, because the mean of its divisors is an integer number (3928288).

Almost surely, 254142711 is an apocalyptic number.

54142711 is a deficient number, since it is larger than the sum of its proper divisors (8709897).

54142711 is a wasteful number, since it uses less digits than its factorization.

54142711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622.

The product of its digits is 1120, while the sum is 25.

The square root of 54142711 is about 7358.1730748875. The cubic root of 54142711 is about 378.3089935415.

Adding to 54142711 its reverse (11724145), we get a palindrome (65866856).

The spelling of 54142711 in words is "fifty-four million, one hundred forty-two thousand, seven hundred eleven".

Divisors: 1 7 151 181 283 1057 1267 1981 27331 42733 51223 191317 299131 358561 7734673 54142711