Base | Representation |
---|---|
bin | 1001011010111011… |
… | …11001100010110010 |
3 | 111001111002211200010 |
4 | 10231131321202302 |
5 | 40324242424030 |
6 | 2153513435350 |
7 | 236223263652 |
oct | 45535714262 |
9 | 14044084603 |
10 | 5057779890 |
11 | 2165a91989 |
12 | b91a0bb56 |
13 | 627b0c187 |
14 | 35da22362 |
15 | 1e906b6b0 |
hex | 12d7798b2 |
5057779890 has 64 divisors (see below), whose sum is σ = 12561822720. Its totient is φ = 1301944320.
The previous prime is 5057779889. The next prime is 5057779907. The reversal of 5057779890 is 989777505.
It is a super-2 number, since 2×50577798902 = 51162274831376824200, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 5057779890.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 373722 + ... + 387018.
It is an arithmetic number, because the mean of its divisors is an integer number (196278480).
Almost surely, 25057779890 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 5057779890, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6280911360).
5057779890 is an abundant number, since it is smaller than the sum of its proper divisors (7504042830).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5057779890 is a wasteful number, since it uses less digits than its factorization.
5057779890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13747.
The product of its (nonzero) digits is 5556600, while the sum is 57.
The square root of 5057779890 is about 71118.0700666153. The cubic root of 5057779890 is about 1716.5375507670.
The spelling of 5057779890 in words is "five billion, fifty-seven million, seven hundred seventy-nine thousand, eight hundred ninety".
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