Base | Representation |
---|---|
bin | 10011001111011… |
… | …01010110111100 |
3 | 102020201012010211 |
4 | 21213231112330 |
5 | 312304414343 |
6 | 24003242204 |
7 | 3666625420 |
oct | 1147552674 |
9 | 366635124 |
10 | 161404348 |
11 | 83121526 |
12 | 46079364 |
13 | 27592a41 |
14 | 17616b80 |
15 | e28379d |
hex | 99ed5bc |
161404348 has 48 divisors (see below), whose sum is σ = 329011200. Its totient is φ = 67858560.
The previous prime is 161404339. The next prime is 161404349. The reversal of 161404348 is 843404161.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (161404349) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 595453 + ... + 595723.
It is an arithmetic number, because the mean of its divisors is an integer number (6854400).
Almost surely, 2161404348 is an apocalyptic number.
It is an amenable number.
161404348 is an abundant number, since it is smaller than the sum of its proper divisors (167606852).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
161404348 is a wasteful number, since it uses less digits than its factorization.
161404348 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 610 (or 608 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 31.
The square root of 161404348 is about 12704.5010921327. The cubic root of 161404348 is about 544.4672267327.
The spelling of 161404348 in words is "one hundred sixty-one million, four hundred four thousand, three hundred forty-eight".
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