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5255105 = 54012621
BaseRepresentation
bin10100000010111111000001
3100212222122112
4110002333001
52321130410
6304345105
762445002
oct24027701
910788575
105255105
112a6a269
121915195
13111cc3b
149ab1a9
156dc105
hex502fc1

5255105 has 8 divisors (see below), whose sum is σ = 6324264. Its totient is φ = 4192000.

The previous prime is 5255101. The next prime is 5255113. The reversal of 5255105 is 5015525.

It can be written as a sum of positive squares in 4 ways, for example, as 2917264 + 2337841 = 1708^2 + 1529^2 .

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

It is not a de Polignac number, because 5255105 - 22 = 5255101 is a prime.

It is a super-2 number, since 2×52551052 = 55232257122050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5255101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 695 + ... + 3315.

It is an arithmetic number, because the mean of its divisors is an integer number (790533).

Almost surely, 25255105 is an apocalyptic number.

It is an amenable number.

5255105 is a deficient number, since it is larger than the sum of its proper divisors (1069159).

5255105 is a wasteful number, since it uses less digits than its factorization.

5255105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3027.

The product of its (nonzero) digits is 1250, while the sum is 23.

The square root of 5255105 is about 2292.4015791305. The cubic root of 5255105 is about 173.8576476966.

It can be divided in two parts, 5255 and 105, that multiplied together give a triangular number (551775 = T1050).

The spelling of 5255105 in words is "five million, two hundred fifty-five thousand, one hundred five".

Divisors: 1 5 401 2005 2621 13105 1051021 5255105