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4852161 = 32539129
BaseRepresentation
bin10010100000100111000001
3100010111220200
4102200213001
52220232121
6251555413
756146146
oct22404701
910114820
104852161
112814556
12175bb69
13100b702
149043cd
1565ca26
hex4a09c1

4852161 has 6 divisors (see below), whose sum is σ = 7008690. Its totient is φ = 3234768.

The previous prime is 4852117. The next prime is 4852171. The reversal of 4852161 is 1612584.

It can be written as a sum of positive squares in only one way, i.e., 4161600 + 690561 = 2040^2 + 831^2 .

It is a de Polignac number, because none of the positive numbers 2k-4852161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4852171) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 269556 + ... + 269573.

It is an arithmetic number, because the mean of its divisors is an integer number (1168115).

Almost surely, 24852161 is an apocalyptic number.

It is an amenable number.

4852161 is a deficient number, since it is larger than the sum of its proper divisors (2156529).

4852161 is a wasteful number, since it uses less digits than its factorization.

4852161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539135 (or 539132 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 4852161 is about 2202.7621296908. The cubic root of 4852161 is about 169.2953648141.

It can be divided in two parts, 4 and 852161, that added together give a triangular number (852165 = T1305).

The spelling of 4852161 in words is "four million, eight hundred fifty-two thousand, one hundred sixty-one".

Divisors: 1 3 9 539129 1617387 4852161