Base | Representation |
---|---|
bin | 10010101110001011… |
… | …001000001111010101 |
3 | 1220212221111112021002 |
4 | 102232023020033111 |
5 | 312132104201401 |
6 | 13122412033045 |
7 | 1311101240300 |
oct | 225613101725 |
9 | 56787445232 |
10 | 20102022101 |
11 | 8586081807 |
12 | 3a90162785 |
13 | 1b84878945 |
14 | d89a81b37 |
15 | 7c9bbea6b |
hex | 4ae2c83d5 |
20102022101 has 12 divisors (see below), whose sum is σ = 23780327040. Its totient is φ = 16938263160.
The previous prime is 20102022053. The next prime is 20102022119. The reversal of 20102022101 is 10122020102.
It is a happy number.
It is not a de Polignac number, because 20102022101 - 234 = 2922152917 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20102022121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3473765 + ... + 3479546.
It is an arithmetic number, because the mean of its divisors is an integer number (1981693920).
Almost surely, 220102022101 is an apocalyptic number.
It is an amenable number.
20102022101 is a deficient number, since it is larger than the sum of its proper divisors (3678304939).
20102022101 is an equidigital number, since it uses as much as digits as its factorization.
20102022101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6953384 (or 6953377 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 11.
Adding to 20102022101 its reverse (10122020102), we get a palindrome (30224042203).
The spelling of 20102022101 in words is "twenty billion, one hundred two million, twenty-two thousand, one hundred one".
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