Base | Representation |
---|---|
bin | 100110010101… |
… | …1011111100110 |
3 | 1101211020111222 |
4 | 1030223133212 |
5 | 20121213334 |
6 | 1554500342 |
7 | 332566526 |
oct | 114533746 |
9 | 41736458 |
10 | 20101094 |
11 | 1038a282 |
12 | 68946b2 |
13 | 421a450 |
14 | 2953686 |
15 | 1b70d2e |
hex | 132b7e6 |
20101094 has 16 divisors (see below), whose sum is σ = 32931360. Its totient is φ = 9145920.
The previous prime is 20101093. The next prime is 20101097. The reversal of 20101094 is 49010102.
It is a happy 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 (20101091) 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, 3599 + ... + 7290.
It is an arithmetic number, because the mean of its divisors is an integer number (2058210).
Almost surely, 220101094 is an apocalyptic number.
20101094 is a deficient number, since it is larger than the sum of its proper divisors (12830266).
20101094 is a wasteful number, since it uses less digits than its factorization.
20101094 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10975.
The product of its (nonzero) digits is 72, while the sum is 17.
The square root of 20101094 is about 4483.4243609099. The cubic root of 20101094 is about 271.8983454476.
Adding to 20101094 its reverse (49010102), we get a palindrome (69111196).
The spelling of 20101094 in words is "twenty million, one hundred one thousand, ninety-four".
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