Base | Representation |
---|---|
bin | 1000000001100001… |
… | …1001101010101000 |
3 | 12120002220110012221 |
4 | 2000120121222220 |
5 | 13402343131412 |
6 | 553421043424 |
7 | 104242452130 |
oct | 20030315250 |
9 | 5502813187 |
10 | 2153880232 |
11 | a0589a109 |
12 | 5013b6574 |
13 | 28430445a |
14 | 1660b3ac0 |
15 | c915bb07 |
hex | 80619aa8 |
2153880232 has 64 divisors (see below), whose sum is σ = 4707555840. Its totient is φ = 904780800.
The previous prime is 2153880203. The next prime is 2153880269. The reversal of 2153880232 is 2320883512.
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 15 ways as a sum of consecutive naturals, for example, 1150257 + ... + 1152127.
It is an arithmetic number, because the mean of its divisors is an integer number (73555560).
Almost surely, 22153880232 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2153880232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2353777920).
2153880232 is an abundant number, since it is smaller than the sum of its proper divisors (2553675608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2153880232 is a wasteful number, since it uses less digits than its factorization.
2153880232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2282 (or 2278 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 34.
The square root of 2153880232 is about 46409.9152337084. The cubic root of 2153880232 is about 1291.4388592229.
The spelling of 2153880232 in words is "two billion, one hundred fifty-three million, eight hundred eighty thousand, two hundred thirty-two".
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