Base | Representation |
---|---|
bin | 1001001011111101010111… |
… | …01110100011001111100001 |
3 | 2122112022011221102011000112 |
4 | 10211332223232203033201 |
5 | 10121442411222100001 |
6 | 110544420002101105 |
7 | 4153361114151632 |
oct | 445765356431741 |
9 | 78468157364015 |
10 | 20202112300001 |
11 | 64897387a8515 |
12 | 232337a64a795 |
13 | b37088109468 |
14 | 4dbb04aab889 |
15 | 2507839a1cbb |
hex | 125fabba33e1 |
20202112300001 has 4 divisors (see below), whose sum is σ = 20898736862100. Its totient is φ = 19505487737904.
The previous prime is 20202112299917. The next prime is 20202112300039. The reversal of 20202112300001 is 10000321120202.
It is a happy number.
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 16065057999376 + 4137054300625 = 4008124^2 + 2033975^2 .
It is a cyclic number.
It is not a de Polignac number, because 20202112300001 - 218 = 20202112037857 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20202112300061) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 348312281006 + ... + 348312281063.
It is an arithmetic number, because the mean of its divisors is an integer number (5224684215525).
Almost surely, 220202112300001 is an apocalyptic number.
It is an amenable number.
20202112300001 is a deficient number, since it is larger than the sum of its proper divisors (696624562099).
20202112300001 is an equidigital number, since it uses as much as digits as its factorization.
20202112300001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 696624562098.
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 20202112300001 its reverse (10000321120202), we get a palindrome (30202433420203).
The spelling of 20202112300001 in words is "twenty trillion, two hundred two billion, one hundred twelve million, three hundred thousand, one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •