Base | Representation |
---|---|
bin | 10010110001010000… |
… | …111101100000111010 |
3 | 1221000120002022121100 |
4 | 102301100331200322 |
5 | 312233343221212 |
6 | 13131503352230 |
7 | 1312301114313 |
oct | 226120754072 |
9 | 57016068540 |
10 | 20153882682 |
11 | 860238339a |
12 | 3aa55b2676 |
13 | 1b92535b8b |
14 | d9290160a |
15 | 7ce515bdc |
hex | 4b143d83a |
20153882682 has 12 divisors (see below), whose sum is σ = 43666745850. Its totient is φ = 6717960888.
The previous prime is 20153882599. The next prime is 20153882731. The reversal of 20153882682 is 28628835102.
20153882682 is a `hidden beast` number, since 2 + 0 + 1 + 5 + 388 + 268 + 2 = 666.
It can be written as a sum of positive squares in only one way, i.e., 14459822001 + 5694060681 = 120249^2 + 75459^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 559830057 + ... + 559830092.
Almost surely, 220153882682 is an apocalyptic number.
20153882682 is an abundant number, since it is smaller than the sum of its proper divisors (23512863168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20153882682 is a wasteful number, since it uses less digits than its factorization.
20153882682 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1119660157 (or 1119660154 counting only the distinct ones).
The product of its (nonzero) digits is 368640, while the sum is 45.
The spelling of 20153882682 in words is "twenty billion, one hundred fifty-three million, eight hundred eighty-two thousand, six hundred eighty-two".
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