Base | Representation |
---|---|
bin | 10011010100011… |
… | …10011101011100 |
3 | 102021221201022112 |
4 | 21222032131130 |
5 | 312442023340 |
6 | 24025333152 |
7 | 4005344303 |
oct | 1152163534 |
9 | 367851275 |
10 | 162064220 |
11 | 8353227a |
12 | 463371b8 |
13 | 277641b6 |
14 | 1774943a |
15 | e364065 |
hex | 9a8e75c |
162064220 has 24 divisors (see below), whose sum is σ = 341377008. Its totient is φ = 64627200.
The previous prime is 162064219. The next prime is 162064229. The reversal of 162064220 is 22460261.
It is a super-2 number, since 2×1620642202 = 52529622808416800, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (162064229) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5621 + ... + 18860.
It is an arithmetic number, because the mean of its divisors is an integer number (14224042).
Almost surely, 2162064220 is an apocalyptic number.
162064220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
162064220 is an abundant number, since it is smaller than the sum of its proper divisors (179312788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
162064220 is a wasteful number, since it uses less digits than its factorization.
162064220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24821 (or 24819 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 23.
The square root of 162064220 is about 12730.4446112459. Note that the first 3 decimals coincide. The cubic root of 162064220 is about 545.2082025828.
The spelling of 162064220 in words is "one hundred sixty-two million, sixty-four thousand, two hundred twenty".
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