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10920083 = 18675849
BaseRepresentation
bin101001101010…
…000010010011
3202112210112112
4221222002103
510243420313
61030015535
7161550656
oct51520223
922483475
1010920083
116189469
1237a75ab
1323545b5
14164389d
15e5a8a8
hexa6a093

10920083 has 4 divisors (see below), whose sum is σ = 10927800. Its totient is φ = 10912368.

The previous prime is 10920073. The next prime is 10920089. The reversal of 10920083 is 38002901.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 38002901 = 180121101.

It is a cyclic number.

It is not a de Polignac number, because 10920083 - 212 = 10915987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10920089) 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, 1058 + ... + 4791.

It is an arithmetic number, because the mean of its divisors is an integer number (2731950).

Almost surely, 210920083 is an apocalyptic number.

10920083 is a deficient number, since it is larger than the sum of its proper divisors (7717).

10920083 is an equidigital number, since it uses as much as digits as its factorization.

10920083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7716.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 10920083 is about 3304.5548868191. The cubic root of 10920083 is about 221.8581121313.

Adding to 10920083 its reverse (38002901), we get a palindrome (48922984).

The spelling of 10920083 in words is "ten million, nine hundred twenty thousand, eighty-three".

Divisors: 1 1867 5849 10920083