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45616565 = 529314597
BaseRepresentation
bin1010111000000…
…0110110110101
310011211120011102
42232000312311
543134212230
64305415445
71062506621
oct256006665
9104746142
1045616565
1123827445
121333a585
1395b2167
1460b6181
154011045
hex2b80db5

45616565 has 8 divisors (see below), whose sum is σ = 56627640. Its totient is φ = 35234752.

The previous prime is 45616541. The next prime is 45616573. The reversal of 45616565 is 56561654.

45616565 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 4 ways, for example, as 16467364 + 29149201 = 4058^2 + 5399^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45616565 - 210 = 45615541 is a prime.

It is an alternating number because its digits alternate between even and odd.

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 7 ways as a sum of consecutive naturals, for example, 157154 + ... + 157443.

It is an arithmetic number, because the mean of its divisors is an integer number (7078455).

Almost surely, 245616565 is an apocalyptic number.

It is an amenable number.

45616565 is a deficient number, since it is larger than the sum of its proper divisors (11011075).

45616565 is a wasteful number, since it uses less digits than its factorization.

45616565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314631.

The product of its digits is 108000, while the sum is 38.

The square root of 45616565 is about 6754.0036274790. The cubic root of 45616565 is about 357.3064530124.

The spelling of 45616565 in words is "forty-five million, six hundred sixteen thousand, five hundred sixty-five".

Divisors: 1 5 29 145 314597 1572985 9123313 45616565