Base | Representation |
---|---|
bin | 10010110000000101… |
… | …101000000111000010 |
3 | 1220222011220222210110 |
4 | 102300011220013002 |
5 | 312213314243320 |
6 | 13125520212150 |
7 | 1311641213511 |
oct | 226005500702 |
9 | 56864828713 |
10 | 20134134210 |
11 | 85a2215043 |
12 | 3a9aa6a056 |
13 | 1b8b4100a8 |
14 | d90040678 |
15 | 7cc9145e0 |
hex | 4b01681c2 |
20134134210 has 32 divisors (see below), whose sum is σ = 49988197440. Its totient is φ = 5183960768.
The previous prime is 20134134089. The next prime is 20134134257. The reversal of 20134134210 is 1243143102.
It is a Curzon 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, 11570472 + ... + 11572211.
It is an arithmetic number, because the mean of its divisors is an integer number (1562131170).
Almost surely, 220134134210 is an apocalyptic number.
20134134210 is an abundant number, since it is smaller than the sum of its proper divisors (29854063230).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20134134210 is a wasteful number, since it uses less digits than its factorization.
20134134210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23142722.
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 20134134210 its reverse (1243143102), we get a palindrome (21377277312).
The spelling of 20134134210 in words is "twenty billion, one hundred thirty-four million, one hundred thirty-four thousand, two hundred ten".
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