Base | Representation |
---|---|
bin | 1000111010010001010… |
… | …01001010010110000101 |
3 | 1002021020220201222210102 |
4 | 10131020221022112011 |
5 | 20004004311142340 |
6 | 352352033533445 |
7 | 31055652125000 |
oct | 4351051122605 |
9 | 1067226658712 |
10 | 306161427845 |
11 | 10892a165229 |
12 | 4b404a14285 |
13 | 22b42497cc0 |
14 | 10b65572537 |
15 | 7e6d582215 |
hex | 4748a4a585 |
306161427845 has 64 divisors (see below), whose sum is σ = 473876659200. Its totient is φ = 188552012544.
The previous prime is 306161427799. The next prime is 306161427881. The reversal of 306161427845 is 548724161603.
It is not a de Polignac number, because 306161427845 - 212 = 306161423749 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 306161427845.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 639344 + ... + 1010486.
It is an arithmetic number, because the mean of its divisors is an integer number (7404322800).
Almost surely, 2306161427845 is an apocalyptic number.
306161427845 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
306161427845 is a deficient number, since it is larger than the sum of its proper divisors (167715231355).
306161427845 is a wasteful number, since it uses less digits than its factorization.
306161427845 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 371219 (or 371205 counting only the distinct ones).
The product of its (nonzero) digits is 967680, while the sum is 47.
The spelling of 306161427845 in words is "three hundred six billion, one hundred sixty-one million, four hundred twenty-seven thousand, eight hundred forty-five".
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