Base | Representation |
---|---|
bin | 100110010110… |
… | …0110000010110 |
3 | 1101211111121101 |
4 | 1030230300112 |
5 | 20121400022 |
6 | 1554540314 |
7 | 332620561 |
oct | 114546026 |
9 | 41744541 |
10 | 20106262 |
11 | 10393150 |
12 | 689769a |
13 | 421c8c7 |
14 | 29554d8 |
15 | 1b72627 |
hex | 132cc16 |
20106262 has 8 divisors (see below), whose sum is σ = 32901192. Its totient is φ = 9139200.
The previous prime is 20106253. The next prime is 20106283. The reversal of 20106262 is 26260102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×201062622 = 808523543225288, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 456939 + ... + 456982.
It is an arithmetic number, because the mean of its divisors is an integer number (4112649).
Almost surely, 220106262 is an apocalyptic number.
20106262 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
20106262 is a deficient number, since it is larger than the sum of its proper divisors (12794930).
20106262 is a wasteful number, since it uses less digits than its factorization.
20106262 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 913934.
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 20106262 is about 4484.0006690454. Note that the first 3 decimals coincide. The cubic root of 20106262 is about 271.9216451785.
Adding to 20106262 its reverse (26260102), we get a palindrome (46366364).
The spelling of 20106262 in words is "twenty million, one hundred six thousand, two hundred sixty-two".
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