Base | Representation |
---|---|
bin | 1001001110110000011… |
… | …10000000000010100010 |
3 | 1010022122102210112212000 |
4 | 10213120032000002202 |
5 | 20144021000131232 |
6 | 401411254544430 |
7 | 31625344614465 |
oct | 4473016000242 |
9 | 1108572715760 |
10 | 317160161442 |
11 | 112563708603 |
12 | 51574368116 |
13 | 23ba606b0a7 |
14 | 114ca1d32dc |
15 | 83b3e7127c |
hex | 49d83800a2 |
317160161442 has 64 divisors (see below), whose sum is σ = 712263404160. Its totient is φ = 104601203712.
The previous prime is 317160161407. The next prime is 317160161443. The reversal of 317160161442 is 244161061713.
317160161442 is a `hidden beast` number, since 3 + 1 + 7 + 1 + 601 + 6 + 1 + 4 + 42 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 317160161397 and 317160161406.
It is not an unprimeable number, because it can be changed into a prime (317160161443) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27614233 + ... + 27625715.
It is an arithmetic number, because the mean of its divisors is an integer number (11129115690).
Almost surely, 2317160161442 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 317160161442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (356131702080).
317160161442 is an abundant number, since it is smaller than the sum of its proper divisors (395103242718).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
317160161442 is a wasteful number, since it uses less digits than its factorization.
317160161442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16864 (or 16858 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 36.
The spelling of 317160161442 in words is "three hundred seventeen billion, one hundred sixty million, one hundred sixty-one thousand, four hundred forty-two".
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