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352801089 = 3420872
BaseRepresentation
bin10101000001110…
…101000101000001
3220120212011010000
4111001311011001
51210304113324
655001430213
711512521414
oct2501650501
9816764100
10352801089
11171168753
129a19b369
1358127154
1434bd9b7b
1520e8d9c9
hex15075141

352801089 has 15 divisors (see below), whose sum is σ = 527276497. Its totient is φ = 235088028.

The previous prime is 352801021. The next prime is 352801091. The reversal of 352801089 is 980108253.

The square root of 352801089 is 18783.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 352801089 - 221 = 350703937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (352806089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 168004 + ... + 170090.

Almost surely, 2352801089 is an apocalyptic number.

352801089 is the 18783-rd square number.

352801089 is the 9392-nd centered octagonal number.

It is an amenable number.

352801089 is a deficient number, since it is larger than the sum of its proper divisors (174475408).

352801089 is an frugal number, since it uses more digits than its factorization.

352801089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4186 (or 2090 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The cubic root of 352801089 is about 706.6048906432.

Multiplying 352801089 by its sum of digits (36), we get a square (12700839204 = 1126982).

The spelling of 352801089 in words is "three hundred fifty-two million, eight hundred one thousand, eighty-nine".

Divisors: 1 3 9 27 81 2087 6261 18783 56349 169047 4355569 13066707 39200121 117600363 352801089