Base | Representation |
---|---|
bin | 1001000000011011110… |
… | …10010011100001010101 |
3 | 1002120210120100101011000 |
4 | 10200031322103201111 |
5 | 20032244041032204 |
6 | 354100302133513 |
7 | 31233660244605 |
oct | 4401572234125 |
9 | 1076716311130 |
10 | 309471033429 |
11 | 10a27836a958 |
12 | 4bb89281299 |
13 | 2324c0614bc |
14 | 10d9ad2cc05 |
15 | 80b3dd1039 |
hex | 480de93855 |
309471033429 has 64 divisors (see below), whose sum is σ = 507331123200. Its totient is φ = 185449372416.
The previous prime is 309471033419. The next prime is 309471033449. The reversal of 309471033429 is 924330174903.
309471033429 is a `hidden beast` number, since 30 + 94 + 7 + 103 + 3 + 429 = 666.
It is not a de Polignac number, because 309471033429 - 25 = 309471033397 is a prime.
It is a super-2 number, since 2×3094710334292 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (309471033419) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6934822 + ... + 6979304.
It is an arithmetic number, because the mean of its divisors is an integer number (7927048800).
Almost surely, 2309471033429 is an apocalyptic number.
It is an amenable number.
309471033429 is a deficient number, since it is larger than the sum of its proper divisors (197860089771).
309471033429 is a wasteful number, since it uses less digits than its factorization.
309471033429 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45191 (or 45185 counting only the distinct ones).
The product of its (nonzero) digits is 489888, while the sum is 45.
The spelling of 309471033429 in words is "three hundred nine billion, four hundred seventy-one million, thirty-three thousand, four hundred twenty-nine".
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