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42214142 = 2162712973
BaseRepresentation
bin1010000100001…
…0001011111110
32221102200220202
42201002023332
541301323032
64104443502
71021546205
oct241021376
987380822
1042214142
1121913123
1212179592
1389905a9
14586c23c
153a8cd62
hex28422fe

42214142 has 8 divisors (see below), whose sum is σ = 63365016. Its totient is φ = 21092472.

The previous prime is 42214127. The next prime is 42214153. The reversal of 42214142 is 24141224.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3233 + ... + 9740.

It is an arithmetic number, because the mean of its divisors is an integer number (7920627).

Almost surely, 242214142 is an apocalyptic number.

42214142 is a deficient number, since it is larger than the sum of its proper divisors (21150874).

42214142 is a wasteful number, since it uses less digits than its factorization.

42214142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14602.

The product of its digits is 512, while the sum is 20.

The square root of 42214142 is about 6497.2411068083. The cubic root of 42214142 is about 348.1924278173.

Adding to 42214142 its reverse (24141224), we get a palindrome (66355366).

The spelling of 42214142 in words is "forty-two million, two hundred fourteen thousand, one hundred forty-two".

Divisors: 1 2 1627 3254 12973 25946 21107071 42214142