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3000981408 = 253121325771
BaseRepresentation
bin1011001011011111…
…0101011110100000
321202010212122120120
42302313311132200
522121222401113
61213441240240
7134236630635
oct26267653640
97663778516
103000981408
1112aaa80827
126b9033080
1338a969159
142067c018c
151286d9a23
hexb2df57a0

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".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 1213 2426 3639 4852 7278 9704 14556 19408 25771 29112 38816 51542 58224 77313 103084 116448 154626 206168 309252 412336 618504 824672 1237008 2474016 31260223 62520446 93780669 125040892 187561338 250081784 375122676 500163568 750245352 1000327136 1500490704 3000981408