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12160057 = 713219541
BaseRepresentation
bin101110011000…
…110000111001
3211212210110111
4232120300321
511103110212
61112344321
7205234030
oct56306071
924783414
1012160057
116956038
1240a50a1
132699b00
141887717
151102ea7
hexb98c39

12160057 has 24 divisors (see below), whose sum is σ = 15869760. Its totient is φ = 9097920.

The previous prime is 12160051. The next prime is 12160061. The reversal of 12160057 is 75006121.

12160057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12160057 - 215 = 12127289 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 (12160051) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22207 + ... + 22747.

It is an arithmetic number, because the mean of its divisors is an integer number (661240).

Almost surely, 212160057 is an apocalyptic number.

It is an amenable number.

12160057 is a deficient number, since it is larger than the sum of its proper divisors (3709703).

12160057 is a wasteful number, since it uses less digits than its factorization.

12160057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593 (or 580 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 12160057 is about 3487.1273277585. The cubic root of 12160057 is about 229.9562424633.

Adding to 12160057 its reverse (75006121), we get a palindrome (87166178).

The spelling of 12160057 in words is "twelve million, one hundred sixty thousand, fifty-seven".

Divisors: 1 7 13 19 91 133 169 247 541 1183 1729 3211 3787 7033 10279 22477 49231 71953 91429 133627 640003 935389 1737151 12160057