Base | Representation |
---|---|
bin | 10100010001111… |
… | …11010000011101 |
3 | 102212010102022100 |
4 | 22020333100131 |
5 | 322023102123 |
6 | 24514235313 |
7 | 4134032130 |
oct | 1210772035 |
9 | 385112270 |
10 | 170128413 |
11 | 8803aaa4 |
12 | 48b85b39 |
13 | 29328900 |
14 | 18848217 |
15 | ee08643 |
hex | a23f41d |
170128413 has 108 divisors (see below), whose sum is σ = 331537440. Its totient is φ = 82083456.
The previous prime is 170128379. The next prime is 170128421. The reversal of 170128413 is 314821071.
170128413 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 170128413 - 213 = 170120221 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (170128433) by changing a digit.
It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 5866483 + ... + 5866511.
Almost surely, 2170128413 is an apocalyptic number.
170128413 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
170128413 is a deficient number, since it is larger than the sum of its proper divisors (161409027).
170128413 is a wasteful number, since it uses less digits than its factorization.
170128413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 116 (or 71 counting only the distinct ones).
The product of its (nonzero) digits is 1344, while the sum is 27.
The square root of 170128413 is about 13043.3282945727. The cubic root of 170128413 is about 554.1052737336.
Adding to 170128413 its reverse (314821071), we get a palindrome (484949484).
It can be divided in two parts, 17012 and 8413, that added together give a triangular number (25425 = T225).
The spelling of 170128413 in words is "one hundred seventy million, one hundred twenty-eight thousand, four hundred thirteen".
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