Base | Representation |
---|---|
bin | 100110011011000000010000… |
… | …000110001110001010110110 |
3 | 211011022110200201120000010210 |
4 | 212123000100012032022312 |
5 | 134122043014110011212 |
6 | 1355221002415130250 |
7 | 50410336122205464 |
oct | 4633002006161266 |
9 | 734273621500123 |
10 | 168981463360182 |
11 | 4992a6aa802570 |
12 | 16b518a6213986 |
13 | 7339b64410495 |
14 | 2da2a64431834 |
15 | 14808e04e153c |
hex | 99b01018e2b6 |
168981463360182 has 16 divisors (see below), whose sum is σ = 368686829149632. Its totient is φ = 51206504048520.
The previous prime is 168981463360147. The next prime is 168981463360183. The reversal of 168981463360182 is 281063364189861.
It is a Harshad number since it is a multiple of its sum of digits (66), and also a Moran number because the ratio is a prime number: 2560325202427 = 168981463360182 / (1 + 6 + 8 + 9 + 8 + 1 + 4 + 6 + 3 + 3 + 6 + 0 + 1 + 8 + 2).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (168981463360183) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1280162601148 + ... + 1280162601279.
It is an arithmetic number, because the mean of its divisors is an integer number (23042926821852).
Almost surely, 2168981463360182 is an apocalyptic number.
168981463360182 is an abundant number, since it is smaller than the sum of its proper divisors (199705365789450).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
168981463360182 is a wasteful number, since it uses less digits than its factorization.
168981463360182 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2560325202443.
The product of its (nonzero) digits is 71663616, while the sum is 66.
The spelling of 168981463360182 in words is "one hundred sixty-eight trillion, nine hundred eighty-one billion, four hundred sixty-three million, three hundred sixty thousand, one hundred eighty-two".
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