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15060085 = 53012017
BaseRepresentation
bin111001011100…
…110001110101
31001100010112221
4321130301311
512323410320
61254442341
7242002645
oct71346165
931303487
1015060085
118556957
1250633b1
133173ac1
142000525
1514c73aa
hexe5cc75

15060085 has 4 divisors (see below), whose sum is σ = 18072108. Its totient is φ = 12048064.

The previous prime is 15060083. The next prime is 15060091. The reversal of 15060085 is 58006051.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58006051 = 544310657.

It can be written as a sum of positive squares in 2 ways, for example, as 10355524 + 4704561 = 3218^2 + 2169^2 .

It is a cyclic number.

It is not a de Polignac number, because 15060085 - 21 = 15060083 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15060083) 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, 1506004 + ... + 1506013.

It is an arithmetic number, because the mean of its divisors is an integer number (4518027).

Almost surely, 215060085 is an apocalyptic number.

It is an amenable number.

15060085 is a deficient number, since it is larger than the sum of its proper divisors (3012023).

15060085 is an equidigital number, since it uses as much as digits as its factorization.

15060085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3012022.

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 15060085 is about 3880.7325339425. The cubic root of 15060085 is about 246.9500628447.

The spelling of 15060085 in words is "fifteen million, sixty thousand, eighty-five".

Divisors: 1 5 3012017 15060085