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10235017 = 13787309
BaseRepresentation
bin100111000010…
…110010001001
3201020222210201
4213002302021
510110010032
61003212201
7152665462
oct47026211
921228721
1010235017
1158607a1
123517061
132174830
141505d69
15d728e7
hex9c2c89

10235017 has 4 divisors (see below), whose sum is σ = 11022340. Its totient is φ = 9447696.

The previous prime is 10235011. The next prime is 10235033. The reversal of 10235017 is 71053201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 71053201 = 151470551.

It can be written as a sum of positive squares in 2 ways, for example, as 2595321 + 7639696 = 1611^2 + 2764^2 .

It is a cyclic number.

It is not a de Polignac number, because 10235017 - 23 = 10235009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10234985 and 10235003.

It is not an unprimeable number, because it can be changed into a prime (10235011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 393642 + ... + 393667.

It is an arithmetic number, because the mean of its divisors is an integer number (2755585).

Almost surely, 210235017 is an apocalyptic number.

It is an amenable number.

10235017 is a deficient number, since it is larger than the sum of its proper divisors (787323).

10235017 is an equidigital number, since it uses as much as digits as its factorization.

10235017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 787322.

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 10235017 is about 3199.2213115069. The cubic root of 10235017 is about 217.1181798026.

Adding to 10235017 its reverse (71053201), we get a palindrome (81288218).

The spelling of 10235017 in words is "ten million, two hundred thirty-five thousand, seventeen".

Divisors: 1 13 787309 10235017