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10116289 = 83121883
BaseRepresentation
bin100110100101…
…110011000001
3201000221221101
4212211303001
510042210124
61000454401
7151662361
oct46456301
921027841
1010116289
11578a577
12347a401
132132791
1414b49a1
15d4c644
hex9a5cc1

10116289 has 4 divisors (see below), whose sum is σ = 10238256. Its totient is φ = 9994324.

The previous prime is 10116277. The next prime is 10116307. The reversal of 10116289 is 98261101.

It is a happy number.

10116289 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 98261101 = 463212227.

It is a cyclic number.

It is not a de Polignac number, because 10116289 - 213 = 10108097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10116229) 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 3 ways as a sum of consecutive naturals, for example, 60859 + ... + 61024.

It is an arithmetic number, because the mean of its divisors is an integer number (2559564).

Almost surely, 210116289 is an apocalyptic number.

It is an amenable number.

10116289 is a deficient number, since it is larger than the sum of its proper divisors (121967).

10116289 is an equidigital number, since it uses as much as digits as its factorization.

10116289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121966.

The product of its (nonzero) digits is 864, while the sum is 28.

The square root of 10116289 is about 3180.6114192086. The cubic root of 10116289 is about 216.2753760859.

The spelling of 10116289 in words is "ten million, one hundred sixteen thousand, two hundred eighty-nine".

Divisors: 1 83 121883 10116289