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16023193 = 47340919
BaseRepresentation
bin111101000111…
…111010011001
31010011001200121
4331013322121
513100220233
61331233241
7253123564
oct75077231
933131617
1016023193
11905450a
125448821
1334202a4
1421b14db
15161792d
hexf47e99

16023193 has 4 divisors (see below), whose sum is σ = 16364160. Its totient is φ = 15682228.

The previous prime is 16023191. The next prime is 16023199. The reversal of 16023193 is 39132061.

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 16023193 - 21 = 16023191 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16023191) 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, 170413 + ... + 170506.

It is an arithmetic number, because the mean of its divisors is an integer number (4091040).

Almost surely, 216023193 is an apocalyptic number.

It is an amenable number.

16023193 is a deficient number, since it is larger than the sum of its proper divisors (340967).

16023193 is an equidigital number, since it uses as much as digits as its factorization.

16023193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340966.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 16023193 is about 4002.8980751451. The cubic root of 16023193 is about 252.1059068160.

The spelling of 16023193 in words is "sixteen million, twenty-three thousand, one hundred ninety-three".

Divisors: 1 47 340919 16023193