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3005764986 = 23771565833
BaseRepresentation
bin1011001100101000…
…0101010101111010
321202110212200102010
42303022011111322
522123433434421
61214131550350
7134325403140
oct26312052572
97673780363
103005764986
1113027487a4
126ba75b3b6
1338b952583
142072a7590
15128d32076
hexb328557a

3005764986 has 16 divisors (see below), whose sum is σ = 6870320064. Its totient is φ = 858789984.

The previous prime is 3005764963. The next prime is 3005764987. The reversal of 3005764986 is 6894675003.

3005764986 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3005764987) 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, 35782875 + ... + 35782958.

It is an arithmetic number, because the mean of its divisors is an integer number (429395004).

Almost surely, 23005764986 is an apocalyptic number.

3005764986 is an abundant number, since it is smaller than the sum of its proper divisors (3864555078).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3005764986 is a wasteful number, since it uses less digits than its factorization.

3005764986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71565845.

The product of its (nonzero) digits is 1088640, while the sum is 48.

The square root of 3005764986 is about 54824.8573732755. The cubic root of 3005764986 is about 1443.1728179010.

The spelling of 3005764986 in words is "three billion, five million, seven hundred sixty-four thousand, nine hundred eighty-six".

Divisors: 1 2 3 6 7 14 21 42 71565833 143131666 214697499 429394998 500960831 1001921662 1502882493 3005764986