Base | Representation |
---|---|
bin | 100111011011… |
… | …0101011100010 |
3 | 1102220012120002 |
4 | 1032312223202 |
5 | 20242434302 |
6 | 2015020002 |
7 | 340462616 |
oct | 116665342 |
9 | 42805502 |
10 | 20671202 |
11 | 10739642 |
12 | 6b0a602 |
13 | 4389aa6 |
14 | 2a61346 |
15 | 1c34c02 |
hex | 13b6ae2 |
20671202 has 16 divisors (see below), whose sum is σ = 32735040. Its totient is φ = 9762768.
The previous prime is 20671199. The next prime is 20671207. The reversal of 20671202 is 20217602.
It is not an unprimeable number, because it can be changed into a prime (20671207) 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, 17948 + ... + 19064.
It is an arithmetic number, because the mean of its divisors is an integer number (2045940).
Almost surely, 220671202 is an apocalyptic number.
20671202 is a deficient number, since it is larger than the sum of its proper divisors (12063838).
20671202 is a wasteful number, since it uses less digits than its factorization.
20671202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1625.
The product of its (nonzero) digits is 336, while the sum is 20.
The square root of 20671202 is about 4546.5593584600. The cubic root of 20671202 is about 274.4449498820. Note that the first 3 decimals are identical.
Adding to 20671202 its reverse (20217602), we get a palindrome (40888804).
The spelling of 20671202 in words is "twenty million, six hundred seventy-one thousand, two hundred two".
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