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10286081 = 135314929
BaseRepresentation
bin100111001111…
…010000000001
3201100120211222
4213033100001
510113123311
61004244425
7153300401
oct47172001
921316758
1010286081
1158960a3
123540715
132191b50
14151a801
15d82adb
hex9cf401

10286081 has 8 divisors (see below), whose sum is σ = 11287080. Its totient is φ = 9315072.

The previous prime is 10286069. The next prime is 10286093. The reversal of 10286081 is 18068201.

It is an interprime number because it is at equal distance from previous prime (10286069) and next prime (10286093).

It can be written as a sum of positive squares in 4 ways, for example, as 2496400 + 7789681 = 1580^2 + 2791^2 .

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

It is a de Polignac number, because none of the positive numbers 2k-10286081 is a prime.

It is a super-2 number, since 2×102860812 = 211606924677122, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 10286081.

It is not an unprimeable number, because it can be changed into a prime (10288081) 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, 6776 + ... + 8153.

It is an arithmetic number, because the mean of its divisors is an integer number (1410885).

Almost surely, 210286081 is an apocalyptic number.

It is an amenable number.

10286081 is a deficient number, since it is larger than the sum of its proper divisors (1000999).

10286081 is a wasteful number, since it uses less digits than its factorization.

10286081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14995.

The product of its (nonzero) digits is 768, while the sum is 26.

The square root of 10286081 is about 3207.1920740735. The cubic root of 10286081 is about 217.4786591119.

The spelling of 10286081 in words is "ten million, two hundred eighty-six thousand, eighty-one".

Divisors: 1 13 53 689 14929 194077 791237 10286081