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3068486889 = 31378679151
BaseRepresentation
bin1011011011100101…
…0110010011101001
321220211220021200120
42312321112103221
522241013040024
61224252153453
7136016464626
oct26671262351
97824807616
103068486889
111335098686
12717768889
1339b943420
1421175334d
1512e5c1479
hexb6e564e9

3068486889 has 8 divisors (see below), whose sum is σ = 4406032512. Its totient is φ = 1888299600.

The previous prime is 3068486881. The next prime is 3068486963. The reversal of 3068486889 is 9886848603.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3068486889 - 23 = 3068486881 is a prime.

It is a super-2 number, since 2×30684868892 = 18831223575929796642, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3068486881) 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, 39339537 + ... + 39339614.

It is an arithmetic number, because the mean of its divisors is an integer number (550754064).

Almost surely, 23068486889 is an apocalyptic number.

3068486889 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

It is an amenable number.

3068486889 is a deficient number, since it is larger than the sum of its proper divisors (1337545623).

3068486889 is a wasteful number, since it uses less digits than its factorization.

3068486889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78679167.

The product of its (nonzero) digits is 15925248, while the sum is 60.

The square root of 3068486889 is about 55393.9246578540. The cubic root of 3068486889 is about 1453.1421182453.

The spelling of 3068486889 in words is "three billion, sixty-eight million, four hundred eighty-six thousand, eight hundred eighty-nine".

Divisors: 1 3 13 39 78679151 236037453 1022828963 3068486889