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3012885009 = 323110798871
BaseRepresentation
bin1011001110010100…
…1111101000010001
321202222021102020200
42303211033220101
522132244310014
61214544325413
7134443046211
oct26345175021
97688242220
103012885009
111306771112
12701013869
133902762c4
142081dc241
1512978ba09
hexb394fa11

3012885009 has 12 divisors (see below), whose sum is σ = 4492330752. Its totient is φ = 1943796600.

The previous prime is 3012884971. The next prime is 3012885013. The reversal of 3012885009 is 9005882103.

3012885009 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3012885009 - 28 = 3012884753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3012885059) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5399157 + ... + 5399714.

It is an arithmetic number, because the mean of its divisors is an integer number (374360896).

Almost surely, 23012885009 is an apocalyptic number.

It is an amenable number.

3012885009 is a deficient number, since it is larger than the sum of its proper divisors (1479445743).

3012885009 is a wasteful number, since it uses less digits than its factorization.

3012885009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10798908 (or 10798905 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 3012885009 is about 54889.7532240763. The cubic root of 3012885009 is about 1444.3114432790.

The spelling of 3012885009 in words is "three billion, twelve million, eight hundred eighty-five thousand, nine".

Divisors: 1 3 9 31 93 279 10798871 32396613 97189839 334765001 1004295003 3012885009