Base | Representation |
---|---|
bin | 1100011101010000011… |
… | …1000100101000111001 |
3 | 202110101212101010012110 |
4 | 3013110013010220321 |
5 | 12001244034140210 |
6 | 242152112202533 |
7 | 21314263111035 |
oct | 3072407045071 |
9 | 673355333173 |
10 | 214012021305 |
11 | 828422301a5 |
12 | 35588239449 |
13 | 17248279944 |
14 | a5030071c5 |
15 | 587867e420 |
hex | 31d41c4a39 |
214012021305 has 32 divisors (see below), whose sum is σ = 366550502400. Its totient is φ = 106299628992.
The previous prime is 214012021303. The next prime is 214012021319. The reversal of 214012021305 is 503120210412.
It is not a de Polignac number, because 214012021305 - 21 = 214012021303 is a prime.
It is a super-2 number, since 2×2140120213052 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (214012021303) 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 31 ways as a sum of consecutive naturals, for example, 6346909 + ... + 6380538.
It is an arithmetic number, because the mean of its divisors is an integer number (11454703200).
Almost surely, 2214012021305 is an apocalyptic number.
It is an amenable number.
214012021305 is a deficient number, since it is larger than the sum of its proper divisors (152538481095).
214012021305 is a wasteful number, since it uses less digits than its factorization.
214012021305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12727533.
The product of its (nonzero) digits is 480, while the sum is 21.
Adding to 214012021305 its reverse (503120210412), we get a palindrome (717132231717).
The spelling of 214012021305 in words is "two hundred fourteen billion, twelve million, twenty-one thousand, three hundred five".
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