Base | Representation |
---|---|
bin | 1001001011111111001101… |
… | …01110000010001000000101 |
3 | 2122112101201220202010202112 |
4 | 10211333212232002020011 |
5 | 10122001423104120401 |
6 | 110545102115150405 |
7 | 4153424462506160 |
oct | 445774656021005 |
9 | 78471656663675 |
10 | 20203102020101 |
11 | 648a0a643a910 |
12 | 23235b5ba5405 |
13 | b371b5187560 |
14 | 4dbb9a300ad7 |
15 | 2507e08023bb |
hex | 125fe6b82205 |
20203102020101 has 32 divisors (see below), whose sum is σ = 27288273696768. Its totient is φ = 14444685455040.
The previous prime is 20203102020091. The next prime is 20203102020203. The reversal of 20203102020101 is 10102020130202.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 20203102020101 - 222 = 20203097825797 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20203102020001) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60260735 + ... + 60595068.
It is an arithmetic number, because the mean of its divisors is an integer number (852758553024).
Almost surely, 220203102020101 is an apocalyptic number.
It is an amenable number.
20203102020101 is a deficient number, since it is larger than the sum of its proper divisors (7085171676667).
20203102020101 is a wasteful number, since it uses less digits than its factorization.
20203102020101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 120856001.
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 20203102020101 its reverse (10102020130202), we get a palindrome (30305122150303).
The spelling of 20203102020101 in words is "twenty trillion, two hundred three billion, one hundred two million, twenty thousand, one hundred one".
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