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53110609 = 197269597
BaseRepresentation
bin1100101010011…
…0011101010001
310200221022001121
43022212131101
5102044014414
65134202241
71213301266
oct312463521
9120838047
1053110609
1127a85872
1215953381
13b0071c6
1470a726d
1549e1724
hex32a6751

53110609 has 4 divisors (see below), whose sum is σ = 53380404. Its totient is φ = 52840816.

The previous prime is 53110597. The next prime is 53110613. The reversal of 53110609 is 90601135.

53110609 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 39627025 + 13483584 = 6295^2 + 3672^2 .

It is a cyclic number.

It is not a de Polignac number, because 53110609 - 223 = 44722001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53110709) 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 3 ways as a sum of consecutive naturals, for example, 134602 + ... + 134995.

It is an arithmetic number, because the mean of its divisors is an integer number (13345101).

Almost surely, 253110609 is an apocalyptic number.

It is an amenable number.

53110609 is a deficient number, since it is larger than the sum of its proper divisors (269795).

53110609 is a wasteful number, since it uses less digits than its factorization.

53110609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269794.

The product of its (nonzero) digits is 810, while the sum is 25.

The square root of 53110609 is about 7287.7025872356. The cubic root of 53110609 is about 375.8897014070.

The spelling of 53110609 in words is "fifty-three million, one hundred ten thousand, six hundred nine".

Divisors: 1 197 269597 53110609