Base | Representation |
---|---|
bin | 11011111111100100… |
… | …111100111011011001 |
3 | 2212120202211101021200 |
4 | 123333210330323121 |
5 | 443024231234401 |
6 | 21450332224413 |
7 | 2112600032604 |
oct | 337744747331 |
9 | 85522741250 |
10 | 30057680601 |
11 | 11824860353 |
12 | 59aa30b109 |
13 | 2ab030c430 |
14 | 1651d8133b |
15 | badc1e686 |
hex | 6ff93ced9 |
30057680601 has 24 divisors (see below), whose sum is σ = 47896799496. Its totient is φ = 18045884160.
The previous prime is 30057680557. The next prime is 30057680641. The reversal of 30057680601 is 10608675003.
30057680601 is a `hidden beast` number, since 3 + 0 + 0 + 576 + 80 + 6 + 0 + 1 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 2252451600 + 27805229001 = 47460^2 + 166749^2 .
It is not a de Polignac number, because 30057680601 - 29 = 30057680089 is a prime.
It is a super-2 number, since 2×300576806012 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (30057680641) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3128170 + ... + 3137763.
It is an arithmetic number, because the mean of its divisors is an integer number (1995699979).
Almost surely, 230057680601 is an apocalyptic number.
It is an amenable number.
30057680601 is a deficient number, since it is larger than the sum of its proper divisors (17839118895).
30057680601 is a wasteful number, since it uses less digits than its factorization.
30057680601 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6265993 (or 6265990 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The spelling of 30057680601 in words is "thirty billion, fifty-seven million, six hundred eighty thousand, six hundred one".
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