Base | Representation |
---|---|
bin | 1001001100001100010010… |
… | …00010000000001011100110 |
3 | 2122120001212000120010110000 |
4 | 10212012021002000023212 |
5 | 10122110311223200202 |
6 | 110552222341442130 |
7 | 4154063421456603 |
oct | 446061102001346 |
9 | 78501760503400 |
10 | 20210120131302 |
11 | 6492077a34712 |
12 | 2324a34410346 |
13 | b37a63161c8a |
14 | 4dc2644136aa |
15 | 250aa19e791c |
hex | 1261890802e6 |
20210120131302 has 80 divisors (see below), whose sum is σ = 47599505550432. Its totient is φ = 6396771173760.
The previous prime is 20210120131211. The next prime is 20210120131309. The reversal of 20210120131302 is 20313102101202.
20210120131302 is a `hidden beast` number, since 2 + 0 + 210 + 1 + 20 + 131 + 302 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20210120131309) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 19285449 + ... + 20306372.
Almost surely, 220210120131302 is an apocalyptic number.
20210120131302 is an abundant number, since it is smaller than the sum of its proper divisors (27389385419130).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20210120131302 is a wasteful number, since it uses less digits than its factorization.
20210120131302 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39591995 (or 39591986 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 20210120131302 its reverse (20313102101202), we get a palindrome (40523222232504).
The spelling of 20210120131302 in words is "twenty trillion, two hundred ten billion, one hundred twenty million, one hundred thirty-one thousand, three hundred two".
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