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38509088 = 2510972
BaseRepresentation
bin1001001011100…
…1101000100000
32200110110112112
42102321220200
534324242323
63453214452
7645215252
oct222715040
980413475
1038509088
111a8124a2
1210a91428
137c94057
145185cd2
1535aa178
hex24b9a20

38509088 has 18 divisors (see below), whose sum is σ = 75883941. Its totient is φ = 19236992.

The previous prime is 38509073. The next prime is 38509091. The reversal of 38509088 is 88090583.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 36626704 + 1882384 = 6052^2 + 1372^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=4388.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 34556 + ... + 35652.

Almost surely, 238509088 is an apocalyptic number.

It is an amenable number.

38509088 is a deficient number, since it is larger than the sum of its proper divisors (37374853).

38509088 is an frugal number, since it uses more digits than its factorization.

38509088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2204 (or 1099 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 41.

The square root of 38509088 is about 6205.5691116931. The cubic root of 38509088 is about 337.6922376242.

The spelling of 38509088 in words is "thirty-eight million, five hundred nine thousand, eighty-eight".

Divisors: 1 2 4 8 16 32 1097 2194 4388 8776 17552 35104 1203409 2406818 4813636 9627272 19254544 38509088