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16235089 = 135961347
BaseRepresentation
bin111101111011…
…101001010001
31010112211100121
4331323221101
513124010324
61335550241
7254665423
oct75735121
933484317
1016235089
119189732
12552b381
133495880
142228813
15165a5e4
hexf7ba51

16235089 has 16 divisors (see below), whose sum is σ = 18123840. Its totient is φ = 14448960.

The previous prime is 16235083. The next prime is 16235111. The reversal of 16235089 is 98053261.

It is a cyclic number.

It is not a de Polignac number, because 16235089 - 213 = 16226897 is a prime.

It is a super-2 number, since 2×162350892 = 527156229675842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16235083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46614 + ... + 46960.

It is an arithmetic number, because the mean of its divisors is an integer number (1132740).

Almost surely, 216235089 is an apocalyptic number.

It is an amenable number.

16235089 is a deficient number, since it is larger than the sum of its proper divisors (1888751).

16235089 is a wasteful number, since it uses less digits than its factorization.

16235089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 16235089 is about 4029.2789677559. The cubic root of 16235089 is about 253.2123543242.

The spelling of 16235089 in words is "sixteen million, two hundred thirty-five thousand, eighty-nine".

Divisors: 1 13 59 61 347 767 793 3599 4511 20473 21167 46787 266149 275171 1248853 16235089