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10540265 = 510132081
BaseRepresentation
bin101000001101…
…010011101001
3201211111112012
4220031103221
510144242030
61013525305
7155406431
oct50152351
921744465
1010540265
115a4a06a
123643835
132250758
1415852c1
15dd3095
hexa0d4e9

10540265 has 8 divisors (see below), whose sum is σ = 12666888. Its totient is φ = 8419840.

The previous prime is 10540261. The next prime is 10540273. The reversal of 10540265 is 56204501.

It can be written as a sum of positive squares in 4 ways, for example, as 126736 + 10413529 = 356^2 + 3227^2 .

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

It is not a de Polignac number, because 10540265 - 22 = 10540261 is a prime.

It is a super-2 number, since 2×105402652 = 222194372540450, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10540265.

It is not an unprimeable number, because it can be changed into a prime (10540261) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4025 + ... + 6105.

It is an arithmetic number, because the mean of its divisors is an integer number (1583361).

Almost surely, 210540265 is an apocalyptic number.

It is an amenable number.

10540265 is a deficient number, since it is larger than the sum of its proper divisors (2126623).

10540265 is a wasteful number, since it uses less digits than its factorization.

10540265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3099.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 10540265 is about 3246.5774286162. The cubic root of 10540265 is about 219.2555068486.

Adding to 10540265 its reverse (56204501), we get a palindrome (66744766).

The spelling of 10540265 in words is "ten million, five hundred forty thousand, two hundred sixty-five".

Divisors: 1 5 1013 2081 5065 10405 2108053 10540265