Base | Representation |
---|---|
bin | 10010100001001101… |
… | …001001000110000010 |
3 | 1220022210002112002000 |
4 | 102201031021012002 |
5 | 311210404233312 |
6 | 13045040404430 |
7 | 1302520001004 |
oct | 224115110602 |
9 | 56283075060 |
10 | 19884446082 |
11 | 8484284716 |
12 | 3a2b316716 |
13 | 1b4b779637 |
14 | d68c06374 |
15 | 7b5a42adc |
hex | 4a1349182 |
19884446082 has 32 divisors (see below), whose sum is σ = 46108863360. Its totient is φ = 6339967920.
The previous prime is 19884446081. The next prime is 19884446093. The reversal of 19884446082 is 28064448891.
It is a happy number.
19884446082 is a `hidden beast` number, since 198 + 8 + 4 + 446 + 0 + 8 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is not an unprimeable number, because it can be changed into a prime (19884446081) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8003769 + ... + 8006252.
It is an arithmetic number, because the mean of its divisors is an integer number (1440901980).
Almost surely, 219884446082 is an apocalyptic number.
19884446082 is an abundant number, since it is smaller than the sum of its proper divisors (26224417278).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19884446082 is a wasteful number, since it uses less digits than its factorization.
19884446082 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16010055 (or 16010049 counting only the distinct ones).
The product of its (nonzero) digits is 3538944, while the sum is 54.
The spelling of 19884446082 in words is "nineteen billion, eight hundred eighty-four million, four hundred forty-six thousand, eighty-two".
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