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53142130 = 255314213
BaseRepresentation
bin1100101010111…
…0001001110010
310200222220022001
43022232021302
5102101022010
65135004214
71213462216
oct312561162
9120886261
1053142130
1127aa7518
121596966a
13b018662
1470b4946
1549eac3a
hex32ae272

53142130 has 8 divisors (see below), whose sum is σ = 95655852. Its totient is φ = 21256848.

The previous prime is 53142127. The next prime is 53142149. The reversal of 53142130 is 3124135.

53142130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 49154121 + 3988009 = 7011^2 + 1997^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 53142098 and 53142107.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2657097 + ... + 2657116.

Almost surely, 253142130 is an apocalyptic number.

53142130 is a deficient number, since it is larger than the sum of its proper divisors (42513722).

53142130 is a wasteful number, since it uses less digits than its factorization.

53142130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5314220.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 53142130 is about 7289.8648821497. The cubic root of 53142130 is about 375.9640498675.

Adding to 53142130 its reverse (3124135), we get a palindrome (56266265).

The spelling of 53142130 in words is "fifty-three million, one hundred forty-two thousand, one hundred thirty".

Divisors: 1 2 5 10 5314213 10628426 26571065 53142130