Base | Representation |
---|---|
bin | 1110010001111101… |
… | …01000101011101101 |
3 | 201210022111022122221 |
4 | 13020332220223231 |
5 | 111200202030221 |
6 | 3304434435341 |
7 | 360663660142 |
oct | 71076505355 |
9 | 21708438587 |
10 | 7666830061 |
11 | 32847a89a0 |
12 | 159b732b51 |
13 | 952500547 |
14 | 52a33c3c9 |
15 | 2ed138541 |
hex | 1c8fa8aed |
7666830061 has 8 divisors (see below), whose sum is σ = 8364448800. Its totient is φ = 6969317040.
The previous prime is 7666830053. The next prime is 7666830173. The reversal of 7666830061 is 1600386667.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 7666830061 - 23 = 7666830053 is a prime.
It is a super-3 number, since 3×76668300613 (a number of 31 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7666833061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264630 + ... + 292168.
It is an arithmetic number, because the mean of its divisors is an integer number (1045556100).
Almost surely, 27666830061 is an apocalyptic number.
It is an amenable number.
7666830061 is a deficient number, since it is larger than the sum of its proper divisors (697618739).
7666830061 is a wasteful number, since it uses less digits than its factorization.
7666830061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52859.
The product of its (nonzero) digits is 217728, while the sum is 43.
The square root of 7666830061 is about 87560.4366195144. The cubic root of 7666830061 is about 1971.8412411948.
The spelling of 7666830061 in words is "seven billion, six hundred sixty-six million, eight hundred thirty thousand, sixty-one".
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