Base | Representation |
---|---|
bin | 10011101000010… |
… | …11111110011001 |
3 | 102110212101021220 |
4 | 21310023332121 |
5 | 314124103411 |
6 | 24201322253 |
7 | 4036501305 |
oct | 1164137631 |
9 | 373771256 |
10 | 164675481 |
11 | 84a56143 |
12 | 47196389 |
13 | 28169919 |
14 | 17c28d05 |
15 | e6ccb06 |
hex | 9d0bf99 |
164675481 has 16 divisors (see below), whose sum is σ = 235957824. Its totient is φ = 101781504.
The previous prime is 164675453. The next prime is 164675501. The reversal of 164675481 is 184576461.
It is not a de Polignac number, because 164675481 - 27 = 164675353 is a prime.
It is a super-2 number, since 2×1646754812 = 54236028085162722, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (164675411) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20680 + ... + 27513.
It is an arithmetic number, because the mean of its divisors is an integer number (14747364).
Almost surely, 2164675481 is an apocalyptic number.
It is an amenable number.
164675481 is a deficient number, since it is larger than the sum of its proper divisors (71282343).
164675481 is a wasteful number, since it uses less digits than its factorization.
164675481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48280.
The product of its digits is 161280, while the sum is 42.
The square root of 164675481 is about 12832.5944765663. The cubic root of 164675481 is about 548.1208386530.
The spelling of 164675481 in words is "one hundred sixty-four million, six hundred seventy-five thousand, four hundred eighty-one".
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