Base | Representation |
---|---|
bin | 100110001100… |
… | …0001101011011 |
3 | 1101200020011112 |
4 | 1030120031123 |
5 | 20111201412 |
6 | 1553050535 |
7 | 332120330 |
oct | 114301533 |
9 | 41606145 |
10 | 20022107 |
11 | 103359a6 |
12 | 6856a4b |
13 | 41c0501 |
14 | 2932987 |
15 | 1b57722 |
hex | 131835b |
20022107 has 8 divisors (see below), whose sum is σ = 24228576. Its totient is φ = 16152192.
The previous prime is 20022103. The next prime is 20022109. The reversal of 20022107 is 70122002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20022107 - 22 = 20022103 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20022091 and 20022100.
It is not an unprimeable number, because it can be changed into a prime (20022103) 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, 84008 + ... + 84245.
It is an arithmetic number, because the mean of its divisors is an integer number (3028572).
Almost surely, 220022107 is an apocalyptic number.
20022107 is a deficient number, since it is larger than the sum of its proper divisors (4206469).
20022107 is a wasteful number, since it uses less digits than its factorization.
20022107 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 168277.
The product of its (nonzero) digits is 56, while the sum is 14.
The square root of 20022107 is about 4474.6069101095. The cubic root of 20022107 is about 271.5417375495.
Adding to 20022107 its reverse (70122002), we get a palindrome (90144109).
The spelling of 20022107 in words is "twenty million, twenty-two thousand, one hundred seven".
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