Base | Representation |
---|---|
bin | 10010111011101100… |
… | …010011110010001100 |
3 | 1221110202021020220111 |
4 | 102323230103302030 |
5 | 313113134331243 |
6 | 13201113125404 |
7 | 1316524103206 |
oct | 227354236214 |
9 | 57422236814 |
10 | 20328823948 |
11 | 8692100354 |
12 | 3b340b9864 |
13 | 1bbc858314 |
14 | dabc3d776 |
15 | 7dea7039d |
hex | 4bbb13c8c |
20328823948 has 48 divisors (see below), whose sum is σ = 36848196000. Its totient is φ = 9808501248.
The previous prime is 20328823939. The next prime is 20328823973. The reversal of 20328823948 is 84932882302.
It is a happy number.
It is a super-3 number, since 3×203288239483 (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
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, 3208848 + ... + 3215176.
It is an arithmetic number, because the mean of its divisors is an integer number (767670750).
Almost surely, 220328823948 is an apocalyptic number.
It is an amenable number.
20328823948 is a deficient number, since it is larger than the sum of its proper divisors (16519372052).
20328823948 is a wasteful number, since it uses less digits than its factorization.
20328823948 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6634 (or 6632 counting only the distinct ones).
The product of its (nonzero) digits is 1327104, while the sum is 49.
The spelling of 20328823948 in words is "twenty billion, three hundred twenty-eight million, eight hundred twenty-three thousand, nine hundred forty-eight".
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