Base | Representation |
---|---|
bin | 1011001011011111… |
… | …0101011110100000 |
3 | 21202010212122120120 |
4 | 2302313311132200 |
5 | 22121222401113 |
6 | 1213441240240 |
7 | 134236630635 |
oct | 26267653640 |
9 | 7663778516 |
10 | 3000981408 |
11 | 12aaa80827 |
12 | 6b9033080 |
13 | 38a969159 |
14 | 2067c018c |
15 | 1286d9a23 |
hex | b2df57a0 |
3000981408 has 48 divisors (see below), whose sum is σ = 7884376416. Its totient is φ = 999463680.
The previous prime is 3000981407. The next prime is 3000981433. The reversal of 3000981408 is 8041890003.
It is a tau number, because it is divible by the number of its divisors (48).
It is a super-2 number, since 2×30009814082 = 18011778822323324928, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (3000981407) 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, 103563 + ... + 129333.
It is an arithmetic number, because the mean of its divisors is an integer number (164257842).
Almost surely, 23000981408 is an apocalyptic number.
It is an amenable number.
3000981408 is an abundant number, since it is smaller than the sum of its proper divisors (4883395008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3000981408 is a wasteful number, since it uses less digits than its factorization.
3000981408 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26997 (or 26989 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 33.
The square root of 3000981408 is about 54781.2140062631. The cubic root of 3000981408 is about 1442.4068237460.
The spelling of 3000981408 in words is "three billion, nine hundred eighty-one thousand, four hundred eight".
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