Base | Representation |
---|---|
bin | 10010101110001110… |
… | …100000101010111110 |
3 | 1220220000011120022121 |
4 | 102232032200222332 |
5 | 312132321033411 |
6 | 13122443033154 |
7 | 1311111621664 |
oct | 225616405276 |
9 | 56800146277 |
10 | 20102908606 |
11 | 8586627860 |
12 | 3a9050b7ba |
13 | 1b84ac92c1 |
14 | d89c32c34 |
15 | 7c9ce7571 |
hex | 4ae3a0abe |
20102908606 has 16 divisors (see below), whose sum is σ = 32934264048. Its totient is φ = 9126964800.
The previous prime is 20102908603. The next prime is 20102908607. The reversal of 20102908606 is 60680920102.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20102908603) 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, 516855 + ... + 554386.
It is an arithmetic number, because the mean of its divisors is an integer number (2058391503).
Almost surely, 220102908606 is an apocalyptic number.
20102908606 is a deficient number, since it is larger than the sum of its proper divisors (12831355442).
20102908606 is a wasteful number, since it uses less digits than its factorization.
20102908606 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1072107.
The product of its (nonzero) digits is 10368, while the sum is 34.
The spelling of 20102908606 in words is "twenty billion, one hundred two million, nine hundred eight thousand, six hundred six".
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