Base | Representation |
---|---|
bin | 1101111011000000111111… |
… | …00000100101010011110011 |
3 | 11000101202210212011112011122 |
4 | 12331200133200211103303 |
5 | 13003044113203133021 |
6 | 145040210133332455 |
7 | 6306602421144413 |
oct | 675403740452363 |
9 | 130352725145148 |
10 | 30615055521011 |
11 | 98338547883a5 |
12 | 35254a019712b |
13 | 1410cab284b70 |
14 | 77bac2d88643 |
15 | 38157b776bab |
hex | 1bd81f8254f3 |
30615055521011 has 8 divisors (see below), whose sum is σ = 34909475073984. Its totient is φ = 26597695294080.
The previous prime is 30615055520969. The next prime is 30615055521041. The reversal of 30615055521011 is 11012555051603.
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 30615055521011 - 210 = 30615055519987 is a prime.
It is a super-2 number, since 2×306150555210112 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30615055521041) 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, 69264831275 + ... + 69264831716.
It is an arithmetic number, because the mean of its divisors is an integer number (4363684384248).
Almost surely, 230615055521011 is an apocalyptic number.
30615055521011 is a deficient number, since it is larger than the sum of its proper divisors (4294419552973).
30615055521011 is a wasteful number, since it uses less digits than its factorization.
30615055521011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 138529663021.
The product of its (nonzero) digits is 22500, while the sum is 35.
The spelling of 30615055521011 in words is "thirty trillion, six hundred fifteen billion, fifty-five million, five hundred twenty-one thousand, eleven".
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