Base | Representation |
---|---|
bin | 10011001101101… |
… | …00001001101101 |
3 | 102020021021201100 |
4 | 21212310021231 |
5 | 312224420104 |
6 | 23554233313 |
7 | 3664631316 |
oct | 1146641155 |
9 | 366237640 |
10 | 161170029 |
11 | 82a81479 |
12 | 45b85839 |
13 | 275101a7 |
14 | 1759560d |
15 | e239139 |
hex | 99b426d |
161170029 has 12 divisors (see below), whose sum is σ = 233907232. Its totient is φ = 106936200.
The previous prime is 161169997. The next prime is 161170069. The reversal of 161170029 is 920071161.
161170029 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 161170029 - 25 = 161169997 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 161169984 and 161170011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (161170069) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40537 + ... + 44334.
Almost surely, 2161170029 is an apocalyptic number.
It is an amenable number.
161170029 is a deficient number, since it is larger than the sum of its proper divisors (72737203).
161170029 is a wasteful number, since it uses less digits than its factorization.
161170029 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85088 (or 85085 counting only the distinct ones).
The product of its (nonzero) digits is 756, while the sum is 27.
The square root of 161170029 is about 12695.2758536394. The cubic root of 161170029 is about 544.2036220958.
The spelling of 161170029 in words is "one hundred sixty-one million, one hundred seventy thousand, twenty-nine".
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