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10538653 = 31813313
BaseRepresentation
bin101000001100…
…111010011101
3201211102022111
4220030322131
510144214103
61013514021
7155401636
oct50147235
921742274
1010538653
115a48934
123642911
13224cab8
14158488d
15dd286d
hexa0ce9d

10538653 has 4 divisors (see below), whose sum is σ = 10545148. Its totient is φ = 10532160.

The previous prime is 10538617. The next prime is 10538663. The reversal of 10538653 is 35683501.

10538653 is digitally balanced in base 2, 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 brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 5257849 + 5280804 = 2293^2 + 2298^2 .

It is a cyclic number.

It is not a de Polignac number, because 10538653 - 217 = 10407581 is a prime.

It is a super-2 number, since 2×105386532 = 222126414108818, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10538663) 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, 1525 + ... + 4837.

It is an arithmetic number, because the mean of its divisors is an integer number (2636287).

Almost surely, 210538653 is an apocalyptic number.

It is an amenable number.

10538653 is a deficient number, since it is larger than the sum of its proper divisors (6495).

10538653 is an equidigital number, since it uses as much as digits as its factorization.

10538653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6494.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 10538653 is about 3246.3291576795. The cubic root of 10538653 is about 219.2443288280.

The spelling of 10538653 in words is "ten million, five hundred thirty-eight thousand, six hundred fifty-three".

Divisors: 1 3181 3313 10538653