Base | Representation |
---|---|
bin | 111010111000000000… |
… | …011011000010001100 |
3 | 20001011200022002120202 |
4 | 322320000123002030 |
5 | 2013431431114440 |
6 | 45012532233032 |
7 | 4365365515001 |
oct | 727000330214 |
9 | 201150262522 |
10 | 63216660620 |
11 | 248a017a873 |
12 | 1030316b778 |
13 | 5c65cb0179 |
14 | 30b9b778a8 |
15 | 199ed42615 |
hex | eb801b08c |
63216660620 has 24 divisors (see below), whose sum is σ = 133324761024. Its totient is φ = 25178135936.
The previous prime is 63216660613. The next prime is 63216660641. The reversal of 63216660620 is 2606661236.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6778244 + ... + 6787563.
It is an arithmetic number, because the mean of its divisors is an integer number (5555198376).
Almost surely, 263216660620 is an apocalyptic number.
It is an amenable number.
63216660620 is an abundant number, since it is smaller than the sum of its proper divisors (70108100404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
63216660620 is a wasteful number, since it uses less digits than its factorization.
63216660620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13566049 (or 13566047 counting only the distinct ones).
The product of its (nonzero) digits is 93312, while the sum is 38.
The spelling of 63216660620 in words is "sixty-three billion, two hundred sixteen million, six hundred sixty thousand, six hundred twenty".
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