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2827442 = 2292412
BaseRepresentation
bin1010110010010010110010
312022122112002
422302102302
51210434232
6140334002
733014162
oct12622262
95278462
102827442
111661332
12b44302
1377cc57
145385a2
153acb62
hex2b24b2

2827442 has 18 divisors (see below), whose sum is σ = 4502199. Its totient is φ = 1331680.

The previous prime is 2827439. The next prime is 2827469. The reversal of 2827442 is 2447282.

It can be written as a sum of positive squares in 5 ways, for example, as 167281 + 2660161 = 409^2 + 1631^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=1189.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 68942 + ... + 68982.

22827442 is an apocalyptic number.

It is a pronic number, being equal to 1681×1682.

2827442 is a deficient number, since it is larger than the sum of its proper divisors (1674757).

2827442 is an equidigital number, since it uses as much as digits as its factorization.

2827442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142 (or 72 counting only the distinct ones).

The product of its digits is 7168, while the sum is 29.

The square root of 2827442 is about 1681.4999256616. The cubic root of 2827442 is about 141.4049355850.

The spelling of 2827442 in words is "two million, eight hundred twenty-seven thousand, four hundred forty-two".

Divisors: 1 2 29 41 58 82 841 1189 1681 1682 2378 3362 34481 48749 68962 97498 1413721 2827442