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10081263 = 38340487
BaseRepresentation
bin100110011101…
…001111101111
3200222011220010
4212131033233
510040100023
61000024303
7151455303
oct46351757
920864803
1010081263
115766225
123462093
13211c85a
1414a5d03
15d42093
hex99d3ef

10081263 has 8 divisors (see below), whose sum is σ = 13603968. Its totient is φ = 6639704.

The previous prime is 10081261. The next prime is 10081277. The reversal of 10081263 is 36218001.

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

It is a cyclic number.

It is not a de Polignac number, because 10081263 - 21 = 10081261 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10081261) 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, 19995 + ... + 20492.

It is an arithmetic number, because the mean of its divisors is an integer number (1700496).

Almost surely, 210081263 is an apocalyptic number.

10081263 is a deficient number, since it is larger than the sum of its proper divisors (3522705).

10081263 is an equidigital number, since it uses as much as digits as its factorization.

10081263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40573.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 10081263 is about 3175.1004708513. The cubic root of 10081263 is about 216.0254813903.

Adding to 10081263 its reverse (36218001), we get a palindrome (46299264).

The spelling of 10081263 in words is "ten million, eighty-one thousand, two hundred sixty-three".

Divisors: 1 3 83 249 40487 121461 3360421 10081263