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10118827 = 23439949
BaseRepresentation
bin100110100110…
…011010101011
3201001002102101
4212212122223
510042300302
61000514231
7152002645
oct46463253
921032371
1010118827
115791474
12347b977
132133994
1414b5895
15d4d287
hex9a66ab

10118827 has 4 divisors (see below), whose sum is σ = 10558800. Its totient is φ = 9678856.

The previous prime is 10118753. The next prime is 10118831. The reversal of 10118827 is 72881101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72881101 = 539913499.

It is a cyclic number.

It is not a de Polignac number, because 10118827 - 27 = 10118699 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10118795 and 10118804.

It is not an unprimeable number, because it can be changed into a prime (10118837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 219952 + ... + 219997.

It is an arithmetic number, because the mean of its divisors is an integer number (2639700).

Almost surely, 210118827 is an apocalyptic number.

10118827 is a deficient number, since it is larger than the sum of its proper divisors (439973).

10118827 is an equidigital number, since it uses as much as digits as its factorization.

10118827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439972.

The product of its (nonzero) digits is 896, while the sum is 28.

The square root of 10118827 is about 3181.0103740793. The cubic root of 10118827 is about 216.2934611435.

Adding to 10118827 its reverse (72881101), we get a palindrome (82999928).

The spelling of 10118827 in words is "ten million, one hundred eighteen thousand, eight hundred twenty-seven".

Divisors: 1 23 439949 10118827