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16841089 = 127132607
BaseRepresentation
bin100000000111…
…1100110000001
31011200121122001
41000033212001
513302403324
61400544001
7263101246
oct100174601
934617561
1016841089
119562a61
125782001
133648655
1423455cd
151729e44
hex100f981

16841089 has 4 divisors (see below), whose sum is σ = 16973824. Its totient is φ = 16708356.

The previous prime is 16841081. The next prime is 16841093. The reversal of 16841089 is 98014861.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 16841089 - 23 = 16841081 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (16841081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66177 + ... + 66430.

It is an arithmetic number, because the mean of its divisors is an integer number (4243456).

Almost surely, 216841089 is an apocalyptic number.

It is an amenable number.

16841089 is a deficient number, since it is larger than the sum of its proper divisors (132735).

16841089 is a wasteful number, since it uses less digits than its factorization.

16841089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132734.

The product of its (nonzero) digits is 13824, while the sum is 37.

The square root of 16841089 is about 4103.7895901228. The cubic root of 16841089 is about 256.3244634677.

The spelling of 16841089 in words is "sixteen million, eight hundred forty-one thousand, eighty-nine".

Divisors: 1 127 132607 16841089