Base | Representation |
---|---|
bin | 11100101010011111… |
… | …110101100101110101 |
3 | 2221102221210012200101 |
4 | 130222133311211311 |
5 | 1001013101310432 |
6 | 22050014114101 |
7 | 2136462434026 |
oct | 345237654565 |
9 | 87387705611 |
10 | 30777760117 |
11 | 12064274795 |
12 | 5b6b4ab931 |
13 | 2b9655c1a0 |
14 | 16bd864c4d |
15 | c0205b4e7 |
hex | 72a7f5975 |
30777760117 has 8 divisors (see below), whose sum is σ = 34288221240. Its totient is φ = 27430576320.
The previous prime is 30777760093. The next prime is 30777760133. The reversal of 30777760117 is 71106777703.
It can be written as a sum of positive squares in 4 ways, for example, as 9605764081 + 21171996036 = 98009^2 + 145506^2 .
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 30777760117 - 215 = 30777727349 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30777760217) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40818934 + ... + 40819687.
It is an arithmetic number, because the mean of its divisors is an integer number (4286027655).
Almost surely, 230777760117 is an apocalyptic number.
It is an amenable number.
30777760117 is a deficient number, since it is larger than the sum of its proper divisors (3510461123).
30777760117 is a wasteful number, since it uses less digits than its factorization.
30777760117 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81638663.
The product of its (nonzero) digits is 302526, while the sum is 46.
The spelling of 30777760117 in words is "thirty billion, seven hundred seventy-seven million, seven hundred sixty thousand, one hundred seventeen".
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