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10530085 = 519199557
BaseRepresentation
bin101000001010…
…110100100101
3201210222120011
4220022310211
510143430320
61013410221
7155334646
oct50126445
921728504
1010530085
115a42455
123639971
132248c27
1415816cd
15dd005a
hexa0ad25

10530085 has 16 divisors (see below), whose sum is σ = 13392000. Its totient is φ = 7926336.

The previous prime is 10530083. The next prime is 10530097. The reversal of 10530085 is 58003501.

It is a cyclic number.

It is not a de Polignac number, because 10530085 - 21 = 10530083 is a prime.

It is a super-2 number, since 2×105300852 = 221765380214450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10530083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18627 + ... + 19183.

It is an arithmetic number, because the mean of its divisors is an integer number (837000).

Almost surely, 210530085 is an apocalyptic number.

It is an amenable number.

10530085 is a deficient number, since it is larger than the sum of its proper divisors (2861915).

10530085 is a wasteful number, since it uses less digits than its factorization.

10530085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 10530085 is about 3245.0092449791. The cubic root of 10530085 is about 219.1848969850.

Adding to 10530085 its reverse (58003501), we get a palindrome (68533586).

The spelling of 10530085 in words is "ten million, five hundred thirty thousand, eighty-five".

Divisors: 1 5 19 95 199 557 995 2785 3781 10583 18905 52915 110843 554215 2106017 10530085