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16058489 = 172932573
BaseRepresentation
bin111101010000…
…100001111001
31010012212002212
4331100201321
513102332424
61332104505
7253331516
oct75204171
933185085
1016058489
119078a87
125465135
133433385
1421c030d
15162310e
hexf50879

16058489 has 8 divisors (see below), whose sum is σ = 17589960. Its totient is φ = 14592256.

The previous prime is 16058473. The next prime is 16058507. The reversal of 16058489 is 98485061.

16058489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 652864 + 15405625 = 808^2 + 3925^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16058489 - 24 = 16058473 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16058689) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15794 + ... + 16779.

It is an arithmetic number, because the mean of its divisors is an integer number (2198745).

Almost surely, 216058489 is an apocalyptic number.

It is an amenable number.

16058489 is a deficient number, since it is larger than the sum of its proper divisors (1531471).

16058489 is a wasteful number, since it uses less digits than its factorization.

16058489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32619.

The product of its (nonzero) digits is 69120, while the sum is 41.

The square root of 16058489 is about 4007.3044556160. The cubic root of 16058489 is about 252.2908846021.

The spelling of 16058489 in words is "sixteen million, fifty-eight thousand, four hundred eighty-nine".

Divisors: 1 17 29 493 32573 553741 944617 16058489