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42314529 = 314104843
BaseRepresentation
bin1010000101101…
…0101100100001
32221121210121210
42201122230201
541313031104
64110540333
71022444655
oct241325441
987553553
1042314529
1121981594
12122076a9
1389c71aa
145896a65
153aac989
hex285ab21

42314529 has 4 divisors (see below), whose sum is σ = 56419376. Its totient is φ = 28209684.

The previous prime is 42314527. The next prime is 42314551. The reversal of 42314529 is 92541324.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 42314529 - 21 = 42314527 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42314496 and 42314505.

It is not an unprimeable number, because it can be changed into a prime (42314527) 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 3 ways as a sum of consecutive naturals, for example, 7052419 + ... + 7052424.

It is an arithmetic number, because the mean of its divisors is an integer number (14104844).

Almost surely, 242314529 is an apocalyptic number.

It is an amenable number.

42314529 is a deficient number, since it is larger than the sum of its proper divisors (14104847).

42314529 is a wasteful number, since it uses less digits than its factorization.

42314529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14104846.

The product of its digits is 8640, while the sum is 30.

The square root of 42314529 is about 6504.9618753687. The cubic root of 42314529 is about 348.4682147202.

The spelling of 42314529 in words is "forty-two million, three hundred fourteen thousand, five hundred twenty-nine".

Divisors: 1 3 14104843 42314529