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42069153 = 3719710169
BaseRepresentation
bin1010000001111…
…0110010100001
32221011100000210
42200132302201
541232203103
64101404333
71020403410
oct240366241
987140023
1042069153
11218241a5
12121096a9
13893c5b9
145831477
153a5ee03
hex281eca1

42069153 has 16 divisors (see below), whose sum is σ = 64437120. Its totient is φ = 23915136.

The previous prime is 42069151. The next prime is 42069161. The reversal of 42069153 is 35196024.

It is not a de Polignac number, because 42069153 - 21 = 42069151 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42069153.

It is not an unprimeable number, because it can be changed into a prime (42069151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 948 + ... + 9221.

It is an arithmetic number, because the mean of its divisors is an integer number (4027320).

Almost surely, 242069153 is an apocalyptic number.

It is an amenable number.

42069153 is a deficient number, since it is larger than the sum of its proper divisors (22367967).

42069153 is a wasteful number, since it uses less digits than its factorization.

42069153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10376.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 42069153 is about 6486.0737738635. The cubic root of 42069153 is about 347.7933358092.

The spelling of 42069153 in words is "forty-two million, sixty-nine thousand, one hundred fifty-three".

Divisors: 1 3 7 21 197 591 1379 4137 10169 30507 71183 213549 2003293 6009879 14023051 42069153