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42764206 = 221382103
BaseRepresentation
bin1010001100100…
…0011110101110
32222110122110111
42203020132232
541421423311
64124330234
71026326662
oct243103656
988418414
1042764206
1122159421
12123a397a
138b23a84
1459728a2
153b4ad21
hex28c87ae

42764206 has 4 divisors (see below), whose sum is σ = 64146312. Its totient is φ = 21382102.

The previous prime is 42764171. The next prime is 42764209. The reversal of 42764206 is 60246724.

42764206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42764209) by changing a digit.

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 as a sum of consecutive naturals, namely, 10691050 + ... + 10691053.

It is an arithmetic number, because the mean of its divisors is an integer number (16036578).

Almost surely, 242764206 is an apocalyptic number.

42764206 is a deficient number, since it is larger than the sum of its proper divisors (21382106).

42764206 is a wasteful number, since it uses less digits than its factorization.

42764206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21382105.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 42764206 is about 6539.4346850473. The cubic root of 42764206 is about 349.6982596677.

The spelling of 42764206 in words is "forty-two million, seven hundred sixty-four thousand, two hundred six".

Divisors: 1 2 21382103 42764206