Base | Representation |
---|---|
bin | 1100011001110100… |
… | …10101001100001000 |
3 | 122012002012201221100 |
4 | 12030322111030020 |
5 | 102114210144210 |
6 | 3020434541400 |
7 | 324006102255 |
oct | 61472251410 |
9 | 18162181840 |
10 | 6659068680 |
11 | 2907963950 |
12 | 135a137860 |
13 | 8217a6734 |
14 | 47257042c |
15 | 28e9225c0 |
hex | 18ce95308 |
6659068680 has 192 divisors, whose sum is σ = 23659646400. Its totient is φ = 1610887680.
The previous prime is 6659068667. The next prime is 6659068693. The reversal of 6659068680 is 868609566.
It is an interprime number because it is at equal distance from previous prime (6659068667) and next prime (6659068693).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2204211 + ... + 2207229.
It is an arithmetic number, because the mean of its divisors is an integer number (123227325).
Almost surely, 26659068680 is an apocalyptic number.
6659068680 is a gapful number since it is divisible by the number (60) 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 6659068680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11829823200).
6659068680 is an abundant number, since it is smaller than the sum of its proper divisors (17000577720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6659068680 is a wasteful number, since it uses less digits than its factorization.
6659068680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3604 (or 3597 counting only the distinct ones).
The product of its (nonzero) digits is 3732480, while the sum is 54.
The square root of 6659068680 is about 81603.1168522379. The cubic root of 6659068680 is about 1881.3567880427.
The spelling of 6659068680 in words is "six billion, six hundred fifty-nine million, sixty-eight thousand, six hundred eighty".
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