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42080210 = 2538310987
BaseRepresentation
bin1010000010000…
…1011111010010
32221011220012022
42200201133102
541233031320
64101531442
71020450554
oct240413722
987156168
1042080210
1121831537
1212113b82
138944643
1458354d4
153a63325
hex28217d2

42080210 has 16 divisors (see below), whose sum is σ = 75949056. Its totient is φ = 16786608.

The previous prime is 42080197. The next prime is 42080257. The reversal of 42080210 is 1208024.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1664 + ... + 9323.

It is an arithmetic number, because the mean of its divisors is an integer number (4746816).

Almost surely, 242080210 is an apocalyptic number.

42080210 is a deficient number, since it is larger than the sum of its proper divisors (33868846).

42080210 is a wasteful number, since it uses less digits than its factorization.

42080210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11377.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 42080210 is about 6486.9260825140. The cubic root of 42080210 is about 347.8238032164.

Adding to 42080210 its reverse (1208024), we get a palindrome (43288234).

The spelling of 42080210 in words is "forty-two million, eighty thousand, two hundred ten".

Divisors: 1 2 5 10 383 766 1915 3830 10987 21974 54935 109870 4208021 8416042 21040105 42080210