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3530180 = 225176509
BaseRepresentation
bin1101011101110111000100
320122100111102
431131313010
51400431210
6203355232
742002033
oct15356704
96570442
103530180
111aa1305
121222b18
13967a84
1467c71a
1549aea5
hex35ddc4

3530180 has 12 divisors (see below), whose sum is σ = 7413420. Its totient is φ = 1412064.

The previous prime is 3530179. The next prime is 3530209. The reversal of 3530180 is 810353.

It can be written as a sum of positive squares in 2 ways, for example, as 495616 + 3034564 = 704^2 + 1742^2 .

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 176509 = 3530180 / (3 + 5 + 3 + 0 + 1 + 8 + 0).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88235 + ... + 88274.

It is an arithmetic number, because the mean of its divisors is an integer number (617785).

Almost surely, 23530180 is an apocalyptic number.

It is an amenable number.

3530180 is an abundant number, since it is smaller than the sum of its proper divisors (3883240).

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

3530180 is a wasteful number, since it uses less digits than its factorization.

3530180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176518 (or 176516 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 3530180 is about 1878.8773243615. The cubic root of 3530180 is about 152.2646014417.

The spelling of 3530180 in words is "three million, five hundred thirty thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 176509 353018 706036 882545 1765090 3530180