Base | Representation |
---|---|
bin | 111101100010001110… |
… | …001101010010100100 |
3 | 20022112200212202000012 |
4 | 331202032031102210 |
5 | 2040304013313220 |
6 | 50204144505352 |
7 | 4526223066611 |
oct | 754216152244 |
9 | 208480782005 |
10 | 66072401060 |
11 | 26026169936 |
12 | 1097b61b258 |
13 | 62cc825603 |
14 | 32ab14b508 |
15 | 1aba8dcac5 |
hex | f6238d4a4 |
66072401060 has 12 divisors (see below), whose sum is σ = 138752042268. Its totient is φ = 26428960416.
The previous prime is 66072401023. The next prime is 66072401099. The reversal of 66072401060 is 6010427066.
It can be written as a sum of positive squares in 2 ways, for example, as 25270825024 + 40801576036 = 158968^2 + 201994^2 .
It is a super-3 number, since 3×660724010603 (a number of 33 digits) contains 333 as substring.
It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.
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 3 ways as a sum of consecutive naturals, for example, 1651810007 + ... + 1651810046.
It is an arithmetic number, because the mean of its divisors is an integer number (11562670189).
Almost surely, 266072401060 is an apocalyptic number.
It is an amenable number.
66072401060 is an abundant number, since it is smaller than the sum of its proper divisors (72679641208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
66072401060 is a wasteful number, since it uses less digits than its factorization.
66072401060 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3303620062 (or 3303620060 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 32.
The spelling of 66072401060 in words is "sixty-six billion, seventy-two million, four hundred one thousand, sixty".
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