Base | Representation |
---|---|
bin | 10010101110101010… |
… | …000101010100011100 |
3 | 1220220111202210021020 |
4 | 102232222011110130 |
5 | 312141143332404 |
6 | 13123302004140 |
7 | 1311230224605 |
oct | 225652052434 |
9 | 56814683236 |
10 | 20110136604 |
11 | 858a714308 |
12 | 3a92a16650 |
13 | 1b8645a21c |
14 | d8ab94dac |
15 | 7ca773ed9 |
hex | 4aea8551c |
20110136604 has 48 divisors (see below), whose sum is σ = 51286588416. Its totient is φ = 6105542400.
The previous prime is 20110136593. The next prime is 20110136611. The reversal of 20110136604 is 40663101102.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1583662 + ... + 1596309.
It is an arithmetic number, because the mean of its divisors is an integer number (1068470592).
Almost surely, 220110136604 is an apocalyptic number.
It is an amenable number.
20110136604 is an abundant number, since it is smaller than the sum of its proper divisors (31176451812).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20110136604 is a wasteful number, since it uses less digits than its factorization.
20110136604 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3180026 (or 3180024 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 24.
Adding to 20110136604 its reverse (40663101102), we get a palindrome (60773237706).
It can be divided in two parts, 201101 and 36604, that added together give a triangular number (237705 = T689).
The spelling of 20110136604 in words is "twenty billion, one hundred ten million, one hundred thirty-six thousand, six hundred four".
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