Base | Representation |
---|---|
bin | 100110011010111100000100… |
… | …001001110010010111011011 |
3 | 211011022001002102202002121210 |
4 | 212122330010021302113123 |
5 | 134122004312302012422 |
6 | 1355214540352034203 |
7 | 50410116535244136 |
oct | 4632740411622733 |
9 | 734261072662553 |
10 | 168976968000987 |
11 | 49928803241683 |
12 | 16b50a50832963 |
13 | 73395c8ca0123 |
14 | 2da27593b321d |
15 | 148072aa1d10c |
hex | 99af042725db |
168976968000987 has 8 divisors (see below), whose sum is σ = 225598685271120. Its totient is φ = 112503281365760.
The previous prime is 168976968000949. The next prime is 168976968001001. The reversal of 168976968000987 is 789000869679861.
168976968000987 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 168976968000987 - 235 = 168942608262619 is a prime.
It is not an unprimeable number, because it can be changed into a prime (168976968000187) 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, 37007656062 + ... + 37007660627.
It is an arithmetic number, because the mean of its divisors is an integer number (28199835658890).
Almost surely, 2168976968000987 is an apocalyptic number.
168976968000987 is a deficient number, since it is larger than the sum of its proper divisors (56621717270133).
168976968000987 is an equidigital number, since it uses as much as digits as its factorization.
168976968000987 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74015317453.
The product of its (nonzero) digits is 3950456832, while the sum is 84.
The spelling of 168976968000987 in words is "one hundred sixty-eight trillion, nine hundred seventy-six billion, nine hundred sixty-eight million, nine hundred eighty-seven", and thus it is an aban number.
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