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8881608484 = 227245314329
BaseRepresentation
bin10000100010110001…
…01001011100100100
3211220222022110101101
420101120221130210
5121142142432414
64025151405444
7433044266200
oct102130513444
924828273341
108881608484
113848488a01
12187a523884
13ab709a548
146037d7b00
1536eae2a74
hex211629724

8881608484 has 18 divisors (see below), whose sum is σ = 18080417670. Its totient is φ = 3806403552.

The previous prime is 8881608457. The next prime is 8881608487. The reversal of 8881608484 is 4848061888.

It can be written as a sum of positive squares in only one way, i.e., 8858950884 + 22657600 = 94122^2 + 4760^2 .

It is not an unprimeable number, because it can be changed into a prime (8881608487) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 22656969 + ... + 22657360.

Almost surely, 28881608484 is an apocalyptic number.

It is an amenable number.

8881608484 is an abundant number, since it is smaller than the sum of its proper divisors (9198809186).

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

8881608484 is a wasteful number, since it uses less digits than its factorization.

8881608484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45314347 (or 45314338 counting only the distinct ones).

The product of its (nonzero) digits is 3145728, while the sum is 55.

The square root of 8881608484 is about 94242.2860715931. The cubic root of 8881608484 is about 2070.9226350610.

The spelling of 8881608484 in words is "eight billion, eight hundred eighty-one million, six hundred eight thousand, four hundred eighty-four".

Divisors: 1 2 4 7 14 28 49 98 196 45314329 90628658 181257316 317200303 634400606 1268801212 2220402121 4440804242 8881608484