Base | Representation |
---|---|
bin | 1001011000000001011… |
… | …1111001000001011100 |
3 | 120101202001222121201221 |
4 | 2112000113321001130 |
5 | 10114331242131401 |
6 | 201554324143124 |
7 | 14431255320310 |
oct | 2260027710134 |
9 | 511661877657 |
10 | 161067536476 |
11 | 62343475110 |
12 | 27271237aa4 |
13 | 1225b492202 |
14 | 7b1d601b40 |
15 | 42ca55e7a1 |
hex | 25805f905c |
161067536476 has 96 divisors (see below), whose sum is σ = 353757583872. Its totient is φ = 62337219840.
The previous prime is 161067536431. The next prime is 161067536479. The reversal of 161067536476 is 674635760161.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (161067536479) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47750326 + ... + 47753698.
It is an arithmetic number, because the mean of its divisors is an integer number (3684974832).
Almost surely, 2161067536476 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 161067536476, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176878791936).
161067536476 is an abundant number, since it is smaller than the sum of its proper divisors (192690047396).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
161067536476 is a wasteful number, since it uses less digits than its factorization.
161067536476 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4379 (or 4377 counting only the distinct ones).
The product of its (nonzero) digits is 3810240, while the sum is 52.
The spelling of 161067536476 in words is "one hundred sixty-one billion, sixty-seven million, five hundred thirty-six thousand, four hundred seventy-six".
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