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60715085 = 512143017
BaseRepresentation
bin1110011110011…
…1000001001101
311020020122102212
43213213001031
5111020340320
610005200205
71335032624
oct347470115
9136218385
1060715085
11312aa162
1218400065
13c76a5b2
1480c66bb
1554e49c5
hex39e704d

60715085 has 4 divisors (see below), whose sum is σ = 72858108. Its totient is φ = 48572064.

The previous prime is 60715073. The next prime is 60715087. The reversal of 60715085 is 58051706.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58051706 = 229025853.

It can be written as a sum of positive squares in 2 ways, for example, as 47596201 + 13118884 = 6899^2 + 3622^2 .

It is a cyclic number.

It is not a de Polignac number, because 60715085 - 210 = 60714061 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 (60715087) 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, 6071504 + ... + 6071513.

It is an arithmetic number, because the mean of its divisors is an integer number (18214527).

Almost surely, 260715085 is an apocalyptic number.

It is an amenable number.

60715085 is a deficient number, since it is larger than the sum of its proper divisors (12143023).

60715085 is a wasteful number, since it uses less digits than its factorization.

60715085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12143022.

The product of its (nonzero) digits is 8400, while the sum is 32.

The square root of 60715085 is about 7791.9885138519. The cubic root of 60715085 is about 393.0358834348.

The spelling of 60715085 in words is "sixty million, seven hundred fifteen thousand, eighty-five".

Divisors: 1 5 12143017 60715085