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3052747985 = 57107887919
BaseRepresentation
bin1011010111110101…
…0011110011010001
321212202021122222012
42311331103303101
522223000413420
61222530552305
7135435633620
oct26575236321
97782248865
103052747985
111327218821
12712438695
133985c2671
1420d6176b7
1512d012dc5
hexb5f53cd1

3052747985 has 32 divisors (see below), whose sum is σ = 4235120640. Its totient is φ = 2069157312.

The previous prime is 3052747949. The next prime is 3052748047. The reversal of 3052747985 is 5897472503.

It is a cyclic number.

It is not a de Polignac number, because 3052747985 - 28 = 3052747729 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3321356 + ... + 3322274.

It is an arithmetic number, because the mean of its divisors is an integer number (132347520).

Almost surely, 23052747985 is an apocalyptic number.

3052747985 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3052747985 is a deficient number, since it is larger than the sum of its proper divisors (1182372655).

3052747985 is a wasteful number, since it uses less digits than its factorization.

3052747985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1925.

The product of its (nonzero) digits is 2116800, while the sum is 50.

The square root of 3052747985 is about 55251.6785717864. The cubic root of 3052747985 is about 1450.6533694400.

The spelling of 3052747985 in words is "three billion, fifty-two million, seven hundred forty-seven thousand, nine hundred eighty-five".

Divisors: 1 5 7 35 107 535 749 887 919 3745 4435 4595 6209 6433 31045 32165 94909 98333 474545 491665 664363 688331 815153 3321815 3441655 4075765 5706071 28530355 87221371 436106855 610549597 3052747985