Base | Representation |
---|---|
bin | 111101101101011100… |
… | …001000111001011100 |
3 | 20100000211000100210102 |
4 | 331231130020321130 |
5 | 2041200203234320 |
6 | 50234550400232 |
7 | 4533666554003 |
oct | 755534107134 |
9 | 210024010712 |
10 | 66260602460 |
11 | 26112423388 |
12 | 10a12660078 |
13 | 632c80b4a0 |
14 | 32c813bc3a |
15 | 1acc1b6175 |
hex | f6d708e5c |
66260602460 has 96 divisors (see below), whose sum is σ = 151637391360. Its totient is φ = 24174842112.
The previous prime is 66260602453. The next prime is 66260602553. The reversal of 66260602460 is 6420606266.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13467881 + ... + 13472799.
It is an arithmetic number, because the mean of its divisors is an integer number (1579556160).
Almost surely, 266260602460 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 66260602460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75818695680).
66260602460 is an abundant number, since it is smaller than the sum of its proper divisors (85376788900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
66260602460 is a wasteful number, since it uses less digits than its factorization.
66260602460 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5547 (or 5545 counting only the distinct ones).
The product of its (nonzero) digits is 124416, while the sum is 38.
The spelling of 66260602460 in words is "sixty-six billion, two hundred sixty million, six hundred two thousand, four hundred sixty".
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