Base | Representation |
---|---|
bin | 1001000101001011101… |
… | …01111010101100101011 |
3 | 1002211101012201022101110 |
4 | 10202211311322230223 |
5 | 20103004111120021 |
6 | 355201235521403 |
7 | 31354101260430 |
oct | 4424565725453 |
9 | 1084335638343 |
10 | 312020020011 |
11 | 110366192237 |
12 | 5057aa59263 |
13 | 2356718299b |
14 | 1115d691b87 |
15 | 81b2a86476 |
hex | 48a5d7ab2b |
312020020011 has 16 divisors (see below), whose sum is σ = 475466962688. Its totient is φ = 178294197600.
The previous prime is 312020020009. The next prime is 312020020043. The reversal of 312020020011 is 110020020213.
It is not a de Polignac number, because 312020020011 - 21 = 312020020009 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (312020010011) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2141421 + ... + 2282481.
It is an arithmetic number, because the mean of its divisors is an integer number (29716685168).
Almost surely, 2312020020011 is an apocalyptic number.
312020020011 is a deficient number, since it is larger than the sum of its proper divisors (163446942677).
312020020011 is a wasteful number, since it uses less digits than its factorization.
312020020011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 246402.
The product of its (nonzero) digits is 24, while the sum is 12.
Adding to 312020020011 its reverse (110020020213), we get a palindrome (422040040224).
The spelling of 312020020011 in words is "three hundred twelve billion, twenty million, twenty thousand, eleven".
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