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5533020648 = 2332531449953
BaseRepresentation
bin1010010011100101…
…10011000111101000
3112021121100120102200
411021302303013220
542312423130043
62313011500200
7254053620351
oct51162630750
915247316380
105533020648
11238a278341
1210a4bb7660
136a240581c
143a6bb0d28
15225b437d3
hex149cb31e8

5533020648 has 48 divisors (see below), whose sum is σ = 15268015620. Its totient is φ = 1809540096.

The previous prime is 5533020631. The next prime is 5533020653. The reversal of 5533020648 is 8460203355.

It is a happy number.

5533020648 is a `hidden beast` number, since 5 + 5 + 3 + 3 + 0 + 2 + 0 + 648 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5532681924 + 338724 = 74382^2 + 582^2 .

It is a super-2 number, since 2×55330206482 = 61228634982388679808, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 721161 + ... + 728792.

Almost surely, 25533020648 is an apocalyptic number.

It is an amenable number.

5533020648 is an abundant number, since it is smaller than the sum of its proper divisors (9734994972).

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

5533020648 is a wasteful number, since it uses less digits than its factorization.

5533020648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450018 (or 1450011 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 5533020648 is about 74384.2768869873. The cubic root of 5533020648 is about 1768.6996788774.

The spelling of 5533020648 in words is "five billion, five hundred thirty-three million, twenty thousand, six hundred forty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 53 72 106 159 212 318 424 477 636 954 1272 1908 3816 1449953 2899906 4349859 5799812 8699718 11599624 13049577 17399436 26099154 34798872 52198308 76847509 104396616 153695018 230542527 307390036 461085054 614780072 691627581 922170108 1383255162 1844340216 2766510324 5533020648