Base | Representation |
---|---|
bin | 1001000100000010111100… |
… | …01001110100010100100000 |
3 | 2121120022101211220211201002 |
4 | 10202001132021310110200 |
5 | 10103014101314312334 |
6 | 110215453103331132 |
7 | 4124624424566660 |
oct | 442013611642440 |
9 | 77508354824632 |
10 | 19930227885344 |
11 | 63943a9074667 |
12 | 229a740bb0aa8 |
13 | b17549137caa |
14 | 4cc8b1a061a0 |
15 | 24866e78bb7e |
hex | 12205e274520 |
19930227885344 has 48 divisors (see below), whose sum is σ = 46054986078528. Its totient is φ = 8310674172672.
The previous prime is 19930227885343. The next prime is 19930227885367. The reversal of 19930227885344 is 44358872203991.
It is not an unprimeable number, because it can be changed into a prime (19930227885343) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1202346194 + ... + 1202362769.
It is an arithmetic number, because the mean of its divisors is an integer number (959478876636).
Almost surely, 219930227885344 is an apocalyptic number.
19930227885344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
19930227885344 is an abundant number, since it is smaller than the sum of its proper divisors (26124758193184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19930227885344 is a wasteful number, since it uses less digits than its factorization.
19930227885344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2404709017 (or 2404709009 counting only the distinct ones).
The product of its (nonzero) digits is 104509440, while the sum is 65.
The spelling of 19930227885344 in words is "nineteen trillion, nine hundred thirty billion, two hundred twenty-seven million, eight hundred eighty-five thousand, three hundred forty-four".
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