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5490616625 = 531311812861
BaseRepresentation
bin1010001110100010…
…00010100100110001
3112011122120020001022
411013101002210301
542221044213000
62304454545225
7253030320434
oct50721024461
915148506038
105490616625
11236834559a
121092968215
136966a99a0
143a12d381b
15222069585
hex147442931

5490616625 has 32 divisors (see below), whose sum is σ = 7388218656. Its totient is φ = 4049760000.

The previous prime is 5490616613. The next prime is 5490616627. The reversal of 5490616625 is 5266160945.

5490616625 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 16 ways, for example, as 3461204224 + 2029412401 = 58832^2 + 45049^2 .

It is not a de Polignac number, because 5490616625 - 210 = 5490615601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5490616627) 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 31 ways as a sum of consecutive naturals, for example, 1917695 + ... + 1920555.

It is an arithmetic number, because the mean of its divisors is an integer number (230881833).

Almost surely, 25490616625 is an apocalyptic number.

It is an amenable number.

5490616625 is a deficient number, since it is larger than the sum of its proper divisors (1897602031).

5490616625 is a wasteful number, since it uses less digits than its factorization.

5490616625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4070 (or 4060 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 44.

The square root of 5490616625 is about 74098.6951639501. The cubic root of 5490616625 is about 1764.1697604229.

The spelling of 5490616625 in words is "five billion, four hundred ninety million, six hundred sixteen thousand, six hundred twenty-five".

Divisors: 1 5 13 25 65 125 325 1181 1625 2861 5905 14305 15353 29525 37193 71525 76765 147625 185965 357625 383825 929825 1919125 3378841 4649125 16894205 43924933 84471025 219624665 422355125 1098123325 5490616625