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10289038 = 25144519
BaseRepresentation
bin100111001111…
…111110001110
3201100201220111
4213033332032
510113222123
61004310234
7153312124
oct47177616
921321814
1010289038
115898341
12354237a
1321932b6
14151b914
15d8390d
hex9cff8e

10289038 has 4 divisors (see below), whose sum is σ = 15433560. Its totient is φ = 5144518.

The previous prime is 10289033. The next prime is 10289077. The reversal of 10289038 is 83098201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83098201 = 571145531.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10289033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2572258 + ... + 2572261.

It is an arithmetic number, because the mean of its divisors is an integer number (3858390).

Almost surely, 210289038 is an apocalyptic number.

10289038 is a deficient number, since it is larger than the sum of its proper divisors (5144522).

10289038 is an equidigital number, since it uses as much as digits as its factorization.

10289038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5144521.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 10289038 is about 3207.6530360998. The cubic root of 10289038 is about 217.4994970702.

The spelling of 10289038 in words is "ten million, two hundred eighty-nine thousand, thirty-eight".

Divisors: 1 2 5144519 10289038