Base | Representation |
---|---|
bin | 101101101101001110100100… |
… | …110110001110000001000101 |
3 | 222100202100001210102222021221 |
4 | 231231032210312032001011 |
5 | 202322003201212000201 |
6 | 1551311211314040341 |
7 | 60225136653442114 |
oct | 5555164466160105 |
9 | 870670053388257 |
10 | 201020120031301 |
11 | 590621771a058a |
12 | 1a6670675790b1 |
13 | 8822167a6a58c |
14 | 378d5d6279c7b |
15 | 1838edbd814a1 |
hex | b6d3a4d8e045 |
201020120031301 has 4 divisors (see below), whose sum is σ = 205923049788204. Its totient is φ = 196117190274400.
The previous prime is 201020120031293. The next prime is 201020120031337. The reversal of 201020120031301 is 103130021020102.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 37329973750276 + 163690146281025 = 6109826^2 + 12794145^2 .
It is a cyclic number.
It is not a de Polignac number, because 201020120031301 - 23 = 201020120031293 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201020120031361) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2451464878390 + ... + 2451464878471.
It is an arithmetic number, because the mean of its divisors is an integer number (51480762447051).
Almost surely, 2201020120031301 is an apocalyptic number.
It is an amenable number.
201020120031301 is a deficient number, since it is larger than the sum of its proper divisors (4902929756903).
201020120031301 is an equidigital number, since it uses as much as digits as its factorization.
201020120031301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4902929756902.
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 201020120031301 its reverse (103130021020102), we get a palindrome (304150141051403).
The spelling of 201020120031301 in words is "two hundred one trillion, twenty billion, one hundred twenty million, thirty-one thousand, three hundred one".
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