Base | Representation |
---|---|
bin | 10011000100000000… |
… | …001110110100111000 |
3 | 1221211110122120001001 |
4 | 103010000032310320 |
5 | 313404333423443 |
6 | 13223013534344 |
7 | 1323136242535 |
oct | 230400166470 |
9 | 57743576031 |
10 | 20468264248 |
11 | 875388a973 |
12 | 3b729443b4 |
13 | 1c126ca983 |
14 | dc2579d8c |
15 | 7ebe15d4d |
hex | 4c400ed38 |
20468264248 has 32 divisors (see below), whose sum is σ = 41500123200. Its totient is φ = 9427182592.
The previous prime is 20468264207. The next prime is 20468264251. The reversal of 20468264248 is 84246286402.
It is a junction number, because it is equal to n+sod(n) for n = 20468264198 and 20468264207.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1594693 + ... + 1607476.
It is an arithmetic number, because the mean of its divisors is an integer number (1296878850).
Almost surely, 220468264248 is an apocalyptic number.
It is an amenable number.
20468264248 is an abundant number, since it is smaller than the sum of its proper divisors (21031858952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20468264248 is a wasteful number, since it uses less digits than its factorization.
20468264248 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3202239 (or 3202235 counting only the distinct ones).
The product of its (nonzero) digits is 1179648, while the sum is 46.
The spelling of 20468264248 in words is "twenty billion, four hundred sixty-eight million, two hundred sixty-four thousand, two hundred forty-eight".
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