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54038142 = 23214512069
BaseRepresentation
bin1100111000100…
…0111001111110
310202200102101200
43032020321332
5102313210032
65210120330
71224213414
oct316107176
9122612350
1054038142
1128559724
12161200a6
13b270442
1472692b4
154b2647c
hex3388e7e

54038142 has 24 divisors (see below), whose sum is σ = 117219960. Its totient is φ = 17991600.

The previous prime is 54038141. The next prime is 54038183. The reversal of 54038142 is 24183045.

54038142 is a `hidden beast` number, since 540 + 3 + 81 + 42 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54038141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25084 + ... + 27152.

It is an arithmetic number, because the mean of its divisors is an integer number (4884165).

Almost surely, 254038142 is an apocalyptic number.

54038142 is an abundant number, since it is smaller than the sum of its proper divisors (63181818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54038142 is a wasteful number, since it uses less digits than its factorization.

54038142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3528 (or 3525 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 54038142 is about 7351.0640046187. The cubic root of 54038142 is about 378.0652864474.

The spelling of 54038142 in words is "fifty-four million, thirty-eight thousand, one hundred forty-two".

Divisors: 1 2 3 6 9 18 1451 2069 2902 4138 4353 6207 8706 12414 13059 18621 26118 37242 3002119 6004238 9006357 18012714 27019071 54038142