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16830259 = 139121081
BaseRepresentation
bin100000000110…
…0111100110011
31011200001202221
41000030330303
513302032014
61400421511
7263024545
oct100147463
934601687
1016830259
119555906
125777897
133643744
142341695
151726b24
hex100cf33

16830259 has 4 divisors (see below), whose sum is σ = 16951480. Its totient is φ = 16709040.

The previous prime is 16830251. The next prime is 16830263. The reversal of 16830259 is 95203861.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 95203861 = 167570083.

It is a cyclic number.

It is not a de Polignac number, because 16830259 - 23 = 16830251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16830251) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 60402 + ... + 60679.

It is an arithmetic number, because the mean of its divisors is an integer number (4237870).

Almost surely, 216830259 is an apocalyptic number.

16830259 is a deficient number, since it is larger than the sum of its proper divisors (121221).

16830259 is a wasteful number, since it uses less digits than its factorization.

16830259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121220.

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

The square root of 16830259 is about 4102.4698658247. The cubic root of 16830259 is about 256.2695068236.

The spelling of 16830259 in words is "sixteen million, eight hundred thirty thousand, two hundred fifty-nine".

Divisors: 1 139 121081 16830259