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66001930060 = 22511300008773
BaseRepresentation
bin111101011110000001…
…011000011101001100
320022100210021102222011
4331132001120131030
52040132443230220
650153150231004
74524406102033
oct753601303514
9208323242864
1066001930060
1125a9a406a40
121095bab5464
1362bb0505b1
1432a1a4571a
151ab461c65a
hexf5e05874c

66001930060 has 24 divisors (see below), whose sum is σ = 151204422096. Its totient is φ = 24000701760.

The previous prime is 66001930003. The next prime is 66001930069. The reversal of 66001930060 is 6003910066.

66001930060 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (66001930069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150004167 + ... + 150004606.

It is an arithmetic number, because the mean of its divisors is an integer number (6300184254).

Almost surely, 266001930060 is an apocalyptic number.

It is an amenable number.

66001930060 is an abundant number, since it is smaller than the sum of its proper divisors (85202492036).

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

66001930060 is a wasteful number, since it uses less digits than its factorization.

66001930060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300008793 (or 300008791 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 31.

The spelling of 66001930060 in words is "sixty-six billion, one million, nine hundred thirty thousand, sixty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 300008773 600017546 1200035092 1500043865 3000087730 3300096503 6000175460 6600193006 13200386012 16500482515 33000965030 66001930060