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16087982 = 2291032693
BaseRepresentation
bin111101010111…
…101110101110
31010021100120012
4331113232232
513104303412
61332453222
7253513511
oct75275656
933240505
1016087982
119099159
12547a212
133443921
1421cad78
15162bc22
hexf57bae

16087982 has 16 divisors (see below), whose sum is σ = 25215840. Its totient is φ = 7688352.

The previous prime is 16087969. The next prime is 16087997. The reversal of 16087982 is 28978061.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4628 + ... + 7320.

It is an arithmetic number, because the mean of its divisors is an integer number (1575990).

Almost surely, 216087982 is an apocalyptic number.

16087982 is a deficient number, since it is larger than the sum of its proper divisors (9127858).

16087982 is a wasteful number, since it uses less digits than its factorization.

16087982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2827.

The product of its (nonzero) digits is 48384, while the sum is 41.

The square root of 16087982 is about 4010.9826726128. The cubic root of 16087982 is about 252.4452425129.

The spelling of 16087982 in words is "sixteen million, eighty-seven thousand, nine hundred eighty-two".

Divisors: 1 2 29 58 103 206 2693 2987 5386 5974 78097 156194 277379 554758 8043991 16087982