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16060813 = 151106363
BaseRepresentation
bin111101010001…
…000110001101
31010012222021221
4331101012031
513102421223
61332123341
7253341346
oct75210615
933188257
1016060813
11907a7aa
125466551
133434452
1421c10cd
151623b5d
hexf5118d

16060813 has 4 divisors (see below), whose sum is σ = 16167328. Its totient is φ = 15954300.

The previous prime is 16060799. The next prime is 16060817. The reversal of 16060813 is 31806061.

16060813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 31806061 = 74543723.

It is a cyclic number.

It is not a de Polignac number, because 16060813 - 217 = 15929741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16060817) 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, 53031 + ... + 53332.

It is an arithmetic number, because the mean of its divisors is an integer number (4041832).

Almost surely, 216060813 is an apocalyptic number.

It is an amenable number.

16060813 is a deficient number, since it is larger than the sum of its proper divisors (106515).

16060813 is a wasteful number, since it uses less digits than its factorization.

16060813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106514.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 16060813 is about 4007.5944156064. The cubic root of 16060813 is about 252.3030546083.

Adding to 16060813 its reverse (31806061), we get a palindrome (47866874).

The spelling of 16060813 in words is "sixteen million, sixty thousand, eight hundred thirteen".

Divisors: 1 151 106363 16060813