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60084385 = 512016877
BaseRepresentation
bin1110010100110…
…1000010100001
311012001121021121
43211031002201
5110340200020
65543452241
71326465064
oct345150241
9135047247
1060084385
1130a09319
1218157081
13c5a94ba
147da08db
15541cbaa
hex394d0a1

60084385 has 4 divisors (see below), whose sum is σ = 72101268. Its totient is φ = 48067504.

The previous prime is 60084383. The next prime is 60084391. The reversal of 60084385 is 58348006.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58348006 = 229174003.

It can be written as a sum of positive squares in 2 ways, for example, as 47210641 + 12873744 = 6871^2 + 3588^2 .

It is a cyclic number.

It is not a de Polignac number, because 60084385 - 21 = 60084383 is a prime.

It is a super-2 number, since 2×600843852 = 7220266641656450, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 60084385.

It is not an unprimeable number, because it can be changed into a prime (60084383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6008434 + ... + 6008443.

It is an arithmetic number, because the mean of its divisors is an integer number (18025317).

Almost surely, 260084385 is an apocalyptic number.

It is an amenable number.

60084385 is a deficient number, since it is larger than the sum of its proper divisors (12016883).

60084385 is a wasteful number, since it uses less digits than its factorization.

60084385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12016882.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 60084385 is about 7751.4118068904. The cubic root of 60084385 is about 391.6702093136.

The spelling of 60084385 in words is "sixty million, eighty-four thousand, three hundred eighty-five".

Divisors: 1 5 12016877 60084385