Base | Representation |
---|---|
bin | 1001001100001100011011… |
… | …11011011101101011111111 |
3 | 2122120002001202011220010210 |
4 | 10212012031323131223333 |
5 | 10122110443242200411 |
6 | 110552234435003503 |
7 | 4154065440100113 |
oct | 446061573355377 |
9 | 78502052156123 |
10 | 20210202303231 |
11 | 649210a3596a6 |
12 | 2324a57a39593 |
13 | b37a771a2b15 |
14 | 4dc2712c3743 |
15 | 250aa8d29ca6 |
hex | 12618deddaff |
20210202303231 has 8 divisors (see below), whose sum is σ = 27002268924544. Its totient is φ = 13445801942040.
The previous prime is 20210202303223. The next prime is 20210202303233. The reversal of 20210202303231 is 13230320201202.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20210202303231 - 23 = 20210202303223 is a prime.
It is a super-2 number, since 2×202102023032312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20210202303198 and 20210202303207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20210202303233) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6916563325 + ... + 6916566246.
It is an arithmetic number, because the mean of its divisors is an integer number (3375283615568).
Almost surely, 220210202303231 is an apocalyptic number.
20210202303231 is a deficient number, since it is larger than the sum of its proper divisors (6792066621313).
20210202303231 is a wasteful number, since it uses less digits than its factorization.
20210202303231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13833130061.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 20210202303231 its reverse (13230320201202), we get a palindrome (33440522504433).
The spelling of 20210202303231 in words is "twenty trillion, two hundred ten billion, two hundred two million, three hundred three thousand, two hundred thirty-one".
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