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60540080 = 2451939829
BaseRepresentation
bin1110011011110…
…0010010110000
311012220202101012
43212330102300
5110444240310
610001330052
71333403456
oct346742260
9135822335
1060540080
113119a727
1218336928
13c708a43
14807c9d6
1554acc05
hex39bc4b0

60540080 has 40 divisors (see below), whose sum is σ = 148167600. Its totient is φ = 22940928.

The previous prime is 60540079. The next prime is 60540083. The reversal of 60540080 is 8004506.

60540080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (60540083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18395 + ... + 21434.

It is an arithmetic number, because the mean of its divisors is an integer number (3704190).

Almost surely, 260540080 is an apocalyptic number.

It is an amenable number.

60540080 is an abundant number, since it is smaller than the sum of its proper divisors (87627520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

60540080 is a wasteful number, since it uses less digits than its factorization.

60540080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39861 (or 39855 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 60540080 is about 7780.7506064646. The cubic root of 60540080 is about 392.6578914981.

Adding to 60540080 its reverse (8004506), we get a palindrome (68544586).

The spelling of 60540080 in words is "sixty million, five hundred forty thousand, eighty".

Divisors: 1 2 4 5 8 10 16 19 20 38 40 76 80 95 152 190 304 380 760 1520 39829 79658 159316 199145 318632 398290 637264 756751 796580 1513502 1593160 3027004 3186320 3783755 6054008 7567510 12108016 15135020 30270040 60540080