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16306293 = 35435431
BaseRepresentation
bin111110001101…
…000001110101
31010200110000210
4332031001311
513133300133
61341300033
7255413133
oct76150165
933613023
1016306293
119228183
125564619
1334bc0c3
142246753
151671763
hexf8d075

16306293 has 4 divisors (see below), whose sum is σ = 21741728. Its totient is φ = 10870860.

The previous prime is 16306289. The next prime is 16306309. The reversal of 16306293 is 39260361.

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 not a de Polignac number, because 16306293 - 22 = 16306289 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16306293.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16306193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2717713 + ... + 2717718.

It is an arithmetic number, because the mean of its divisors is an integer number (5435432).

Almost surely, 216306293 is an apocalyptic number.

It is an amenable number.

16306293 is a deficient number, since it is larger than the sum of its proper divisors (5435435).

16306293 is an equidigital number, since it uses as much as digits as its factorization.

16306293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5435434.

The product of its (nonzero) digits is 5832, while the sum is 30.

The square root of 16306293 is about 4038.1051249317. The cubic root of 16306293 is about 253.5819948025.

The spelling of 16306293 in words is "sixteen million, three hundred six thousand, two hundred ninety-three".

Divisors: 1 3 5435431 16306293