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36148025 = 521445921
BaseRepresentation
bin1000100111100…
…1001100111001
32112000111202202
42021321030321
533223214100
63330435545
7616152554
oct211711471
975014682
1036148025
111944a601
1210132bb5
137648484
144b2d69b
1532907d5
hex2279339

36148025 has 6 divisors (see below), whose sum is σ = 44823582. Its totient is φ = 28918400.

The previous prime is 36148003. The next prime is 36148027. The reversal of 36148025 is 52084163.

36148025 is digitally balanced in base 2, 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 3 ways, for example, as 2229049 + 33918976 = 1493^2 + 5824^2 .

It is not a de Polignac number, because 36148025 - 212 = 36143929 is a prime.

It is a super-2 number, since 2×361480252 = 2613359422801250, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (36148027) 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, 722936 + ... + 722985.

It is an arithmetic number, because the mean of its divisors is an integer number (7470597).

Almost surely, 236148025 is an apocalyptic number.

It is an amenable number.

36148025 is a deficient number, since it is larger than the sum of its proper divisors (8675557).

36148025 is a wasteful number, since it uses less digits than its factorization.

36148025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1445931 (or 1445926 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 36148025 is about 6012.3227624604. The cubic root of 36148025 is about 330.6446687794.

The spelling of 36148025 in words is "thirty-six million, one hundred forty-eight thousand, twenty-five".

Divisors: 1 5 25 1445921 7229605 36148025