Base | Representation |
---|---|
bin | 101111101011110… |
… | …111011000000000 |
3 | 2001202101122022121 |
4 | 233223313120000 |
5 | 3114301400120 |
6 | 211215214024 |
7 | 25553061421 |
oct | 5753673000 |
9 | 2052348277 |
10 | 800028160 |
11 | 38065aaa8 |
12 | 1a3b17314 |
13 | c9992959 |
14 | 78375648 |
15 | 4a3805aa |
hex | 2faf7600 |
800028160 has 160 divisors (see below), whose sum is σ = 2100079872. Its totient is φ = 290979840.
The previous prime is 800028127. The next prime is 800028199. The reversal of 800028160 is 61820008.
It is a tau number, because it is divible by the number of its divisors (160).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1348824 + ... + 1349416.
Almost surely, 2800028160 is an apocalyptic number.
800028160 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 800028160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1050039936).
800028160 is an abundant number, since it is smaller than the sum of its proper divisors (1300051712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
800028160 is a wasteful number, since it uses less digits than its factorization.
800028160 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 664 (or 648 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 25.
The square root of 800028160 is about 28284.7690462553. The cubic root of 800028160 is about 928.3286588566.
Adding to 800028160 its reverse (61820008), we get a palindrome (861848168).
The spelling of 800028160 in words is "eight hundred million, twenty-eight thousand, one hundred sixty".
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