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16057933 = 23698171
BaseRepresentation
bin111101010000…
…011001001101
31010012211100021
4331100121031
513102323213
61332102141
7253330063
oct75203115
933184307
1016057933
119078621
125464951
133433048
1421c0033
151622d8d
hexf5064d

16057933 has 4 divisors (see below), whose sum is σ = 16756128. Its totient is φ = 15359740.

The previous prime is 16057919. The next prime is 16057949. The reversal of 16057933 is 33975061.

16057933 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: 33975061 = 171998533.

It is a cyclic number.

It is not a de Polignac number, because 16057933 - 25 = 16057901 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 (16057903) 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, 349063 + ... + 349108.

It is an arithmetic number, because the mean of its divisors is an integer number (4189032).

Almost surely, 216057933 is an apocalyptic number.

It is an amenable number.

16057933 is a deficient number, since it is larger than the sum of its proper divisors (698195).

16057933 is an equidigital number, since it uses as much as digits as its factorization.

16057933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698194.

The product of its (nonzero) digits is 17010, while the sum is 34.

The square root of 16057933 is about 4007.2350816991. The cubic root of 16057933 is about 252.2879728431.

The spelling of 16057933 in words is "sixteen million, fifty-seven thousand, nine hundred thirty-three".

Divisors: 1 23 698171 16057933