Base | Representation |
---|---|
bin | 110000011101101111001… |
… | …1000011000010011000000 |
3 | 212120210000200101120220000 |
4 | 1200323132120120103000 |
5 | 1333113041120213403 |
6 | 22055553351520000 |
7 | 1255144026606000 |
oct | 140733630302300 |
9 | 25523020346800 |
10 | 6660930241728 |
11 | 2138980520424 |
12 | 8b6b24089000 |
13 | 39417a39bb79 |
14 | 1905682b6000 |
15 | b83ed05a7a3 |
hex | 60ede6184c0 |
6660930241728 has 560 divisors, whose sum is σ = 24380937979200. Its totient is φ = 1791166390272.
The previous prime is 6660930241649. The next prime is 6660930241741. The reversal of 6660930241728 is 8271420390666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is an unprimeable number.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 30117726 + ... + 30338082.
Almost surely, 26660930241728 is an apocalyptic number.
6660930241728 is a gapful number since it is divisible by the number (68) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6660930241728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12190468989600).
6660930241728 is an abundant number, since it is smaller than the sum of its proper divisors (17720007737472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6660930241728 is a wasteful number, since it uses less digits than its factorization.
6660930241728 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 220419 (or 220386 counting only the distinct ones).
The product of its (nonzero) digits is 5225472, while the sum is 54.
The spelling of 6660930241728 in words is "six trillion, six hundred sixty billion, nine hundred thirty million, two hundred forty-one thousand, seven hundred twenty-eight".
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