Base | Representation |
---|---|
bin | 1001001011111101010110… |
… | …00100001111110001100010 |
3 | 2122112022011011112201200112 |
4 | 10211332223010033301202 |
5 | 10121442400402211320 |
6 | 110544414524251322 |
7 | 4153360620663113 |
oct | 445765304176142 |
9 | 78468134481615 |
10 | 20202101210210 |
11 | 64897325135a7 |
12 | 23233769a0b42 |
13 | b37085a2585a |
14 | 4dbb0342220a |
15 | 250782a10ec5 |
hex | 125fab10fc62 |
20202101210210 has 8 divisors (see below), whose sum is σ = 36363782178396. Its totient is φ = 8080840484080.
The previous prime is 20202101210209. The next prime is 20202101210261. The reversal of 20202101210210 is 1201210120202.
It can be written as a sum of positive squares in 2 ways, for example, as 19790246596129 + 411854614081 = 4448623^2 + 641759^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
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, 1010105060501 + ... + 1010105060520.
Almost surely, 220202101210210 is an apocalyptic number.
20202101210210 is a deficient number, since it is larger than the sum of its proper divisors (16161680968186).
20202101210210 is a wasteful number, since it uses less digits than its factorization.
20202101210210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2020210121028.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 20202101210210 its reverse (1201210120202), we get a palindrome (21403311330412).
The spelling of 20202101210210 in words is "twenty trillion, two hundred two billion, one hundred one million, two hundred ten thousand, two hundred ten".
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