Base | Representation |
---|---|
bin | 10011011000000… |
… | …00011010011010 |
3 | 102022211102120120 |
4 | 21230000122122 |
5 | 313101442340 |
6 | 24043334110 |
7 | 4012330140 |
oct | 1154003232 |
9 | 368742516 |
10 | 162530970 |
11 | 83820a18 |
12 | 46521336 |
13 | 27898794 |
14 | 1782b590 |
15 | e4074d0 |
hex | 9b0069a |
162530970 has 128 divisors (see below), whose sum is σ = 468357120. Its totient is φ = 35320320.
The previous prime is 162530933. The next prime is 162530981. The reversal of 162530970 is 79035261.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 370011 + ... + 370449.
It is an arithmetic number, because the mean of its divisors is an integer number (3659040).
Almost surely, 2162530970 is an apocalyptic number.
162530970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 162530970, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (234178560).
162530970 is an abundant number, since it is smaller than the sum of its proper divisors (305826150).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
162530970 is a wasteful number, since it uses less digits than its factorization.
162530970 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 540.
The product of its (nonzero) digits is 11340, while the sum is 33.
The square root of 162530970 is about 12748.7634694507. The cubic root of 162530970 is about 545.7311064439.
The spelling of 162530970 in words is "one hundred sixty-two million, five hundred thirty thousand, nine hundred seventy".
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