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5521031564 = 221380257891
BaseRepresentation
bin1010010010001010…
…00100000110001100
3112020202210110111112
411021011010012030
542301341002224
62311502511152
7253546664636
oct51105040614
915222713445
105521031564
112383529804
1210a0b954b8
1369ca987a9
143a536da56
15224a7630e
hex14914418c

5521031564 has 6 divisors (see below), whose sum is σ = 9661805244. Its totient is φ = 2760515780.

The previous prime is 5521031561. The next prime is 5521031617. The reversal of 5521031564 is 4651301255.

It is a self number, because there is not a number n which added to its sum of digits gives 5521031564.

It is not an unprimeable number, because it can be changed into a prime (5521031561) 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 as a sum of consecutive naturals, namely, 690128942 + ... + 690128949.

It is an arithmetic number, because the mean of its divisors is an integer number (1610300874).

Almost surely, 25521031564 is an apocalyptic number.

It is an amenable number.

5521031564 is a deficient number, since it is larger than the sum of its proper divisors (4140773680).

5521031564 is a wasteful number, since it uses less digits than its factorization.

5521031564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380257895 (or 1380257893 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 5521031564 is about 74303.6443520774. The cubic root of 5521031564 is about 1767.4212678769.

The spelling of 5521031564 in words is "five billion, five hundred twenty-one million, thirty-one thousand, five hundred sixty-four".

Divisors: 1 2 4 1380257891 2760515782 5521031564