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53061005 = 510612201
BaseRepresentation
bin1100101001101…
…0010110001101
310200211210000102
43022122112031
5102040423010
65133140445
71213003544
oct312322615
9120753012
1053061005
1127a51578
121592a725
13acba75a
14709315b
1549d1ba5
hex329a58d

53061005 has 4 divisors (see below), whose sum is σ = 63673212. Its totient is φ = 42448800.

The previous prime is 53060993. The next prime is 53061013. The reversal of 53061005 is 50016035.

53061005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 21409129 + 31651876 = 4627^2 + 5626^2 .

It is not a de Polignac number, because 53061005 - 24 = 53060989 is a prime.

It is a super-2 number, since 2×530610052 = 5630940503220050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5306096 + ... + 5306105.

It is an arithmetic number, because the mean of its divisors is an integer number (15918303).

Almost surely, 253061005 is an apocalyptic number.

It is an amenable number.

53061005 is a deficient number, since it is larger than the sum of its proper divisors (10612207).

53061005 is a wasteful number, since it uses less digits than its factorization.

53061005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10612206.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 53061005 is about 7284.2985249096. The cubic root of 53061005 is about 375.7726410496.

The spelling of 53061005 in words is "fifty-three million, sixty-one thousand, five".

Divisors: 1 5 10612201 53061005