Base | Representation |
---|---|
bin | 1001110110100100… |
… | …1110100111010000 |
3 | 20211022201022121120 |
4 | 2131221032213100 |
5 | 20404034040142 |
6 | 1114235522240 |
7 | 122353455411 |
oct | 23551164720 |
9 | 6738638546 |
10 | 2644830672 |
11 | 1137a35480 |
12 | 6198b9380 |
13 | 331c3b483 |
14 | 1b1391808 |
15 | 1072d87ec |
hex | 9da4e9d0 |
2644830672 has 40 divisors (see below), whose sum is σ = 7453615200. Its totient is φ = 801463680.
The previous prime is 2644830667. The next prime is 2644830673. The reversal of 2644830672 is 2760384462.
2644830672 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2644830673) 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, 2504047 + ... + 2505102.
It is an arithmetic number, because the mean of its divisors is an integer number (186340380).
Almost surely, 22644830672 is an apocalyptic number.
2644830672 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
2644830672 is an abundant number, since it is smaller than the sum of its proper divisors (4808784528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2644830672 is a wasteful number, since it uses less digits than its factorization.
2644830672 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5009171 (or 5009165 counting only the distinct ones).
The product of its (nonzero) digits is 387072, while the sum is 42.
The square root of 2644830672 is about 51427.9172434583. The cubic root of 2644830672 is about 1382.9271118581.
The spelling of 2644830672 in words is "two billion, six hundred forty-four million, eight hundred thirty thousand, six hundred seventy-two".
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