Search a number
-
+
66066066060 = 223517471378099
BaseRepresentation
bin111101100001110110…
…000010101010001100
320022112020221220000120
4331201312002222030
52040300403103220
650203401024540
74526115203331
oct754166025214
9208466856016
1066066066060
11260226322a5
1210979485150
1362cb417ca7
1432aa37c988
151aba08aa40
hexf61d82a8c

66066066060 has 96 divisors (see below), whose sum is σ = 200033971200. Its totient is φ = 16228482048.

The previous prime is 66066066041. The next prime is 66066066103. The reversal of 66066066060 is 6066066066.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 641110 + ... + 736989.

It is an arithmetic number, because the mean of its divisors is an integer number (2083687200).

Almost surely, 266066066060 is an apocalyptic number.

66066066060 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

66066066060 is an abundant number, since it is smaller than the sum of its proper divisors (133967905140).

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

66066066060 is a wasteful number, since it uses less digits than its factorization.

66066066060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1378175 (or 1378173 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 42.

The spelling of 66066066060 in words is "sixty-six billion, sixty-six million, sixty-six thousand, sixty", and thus it is an eban number.

Divisors: 1 2 3 4 5 6 10 12 15 17 20 30 34 47 51 60 68 85 94 102 141 170 188 204 235 255 282 340 470 510 564 705 799 940 1020 1410 1598 2397 2820 3196 3995 4794 7990 9588 11985 15980 23970 47940 1378099 2756198 4134297 5512396 6890495 8268594 13780990 16537188 20671485 23427683 27561980 41342970 46855366 64770653 70283049 82685940 93710732 117138415 129541306 140566098 194311959 234276830 259082612 281132196 323853265 351415245 388623918 468553660 647706530 702830490 777247836 971559795 1101101101 1295413060 1405660980 1943119590 2202202202 3303303303 3886239180 4404404404 5505505505 6606606606 11011011010 13213213212 16516516515 22022022020 33033033030 66066066060