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3252020 = 225162601
BaseRepresentation
bin1100011001111100110100
320010012221012
430121330310
51313031040
6153411352
736433052
oct14317464
96105835
103252020
111921322
121109b58
1389b295
146091d2
15443865
hex319f34

3252020 has 12 divisors (see below), whose sum is σ = 6829284. Its totient is φ = 1300800.

The previous prime is 3252017. The next prime is 3252043. The reversal of 3252020 is 202523.

Adding to 3252020 its reverse (202523), we get a palindrome (3454543).

It can be written as a sum of positive squares in 2 ways, for example, as 2244004 + 1008016 = 1498^2 + 1004^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3251986 and 3252004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81281 + ... + 81320.

It is an arithmetic number, because the mean of its divisors is an integer number (569107).

Almost surely, 23252020 is an apocalyptic number.

It is an amenable number.

3252020 is an abundant number, since it is smaller than the sum of its proper divisors (3577264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3252020 is a wasteful number, since it uses less digits than its factorization.

3252020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162610 (or 162608 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 14.

The square root of 3252020 is about 1803.3357979034. The cubic root of 3252020 is about 148.1554854854.

The spelling of 3252020 in words is "three million, two hundred fifty-two thousand, twenty".

Divisors: 1 2 4 5 10 20 162601 325202 650404 813005 1626010 3252020