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10228465 = 513374253
BaseRepresentation
bin100111000001…
…001011110001
3201020122211001
4213001023301
510104302330
61003122001
7152640412
oct47011361
921218731
1010228465
115856885
123513301
132171860
141503809
15d709ca
hex9c12f1

10228465 has 16 divisors (see below), whose sum is σ = 13578768. Its totient is φ = 7347456.

The previous prime is 10228459. The next prime is 10228487. The reversal of 10228465 is 56482201.

10228465 is digitally balanced in base 3, 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 8 ways, for example, as 717409 + 9511056 = 847^2 + 3084^2 .

It is a cyclic number.

It is not a de Polignac number, because 10228465 - 23 = 10228457 is a prime.

It is a super-3 number, since 3×102284653 (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 279 + ... + 4531.

It is an arithmetic number, because the mean of its divisors is an integer number (848673).

Almost surely, 210228465 is an apocalyptic number.

It is an amenable number.

10228465 is a deficient number, since it is larger than the sum of its proper divisors (3350303).

10228465 is a wasteful number, since it uses less digits than its factorization.

10228465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4308.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 10228465 is about 3198.1971483947. The cubic root of 10228465 is about 217.0718401312.

The spelling of 10228465 in words is "ten million, two hundred twenty-eight thousand, four hundred sixty-five".

Divisors: 1 5 13 37 65 185 481 2405 4253 21265 55289 157361 276445 786805 2045693 10228465