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6320801861 = 111493856499
BaseRepresentation
bin1011110001011111…
…11100100001000101
3121022111201000002122
411320233330201011
5100421111124421
62523112415325
7312430633523
oct57057744105
917274630078
106320801861
112753a22aa0
1212849a7545
1379969ac5a
1443d679313
1526eda52ab
hex178bfc845

6320801861 has 8 divisors (see below), whose sum is σ = 6941700000. Its totient is φ = 5707617040.

The previous prime is 6320801831. The next prime is 6320801881. The reversal of 6320801861 is 1681080236.

6320801861 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 6320801861 - 214 = 6320785477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6320801831) 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, 1926611 + ... + 1929888.

It is an arithmetic number, because the mean of its divisors is an integer number (867712500).

Almost surely, 26320801861 is an apocalyptic number.

It is an amenable number.

6320801861 is a deficient number, since it is larger than the sum of its proper divisors (620898139).

6320801861 is a wasteful number, since it uses less digits than its factorization.

6320801861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3856659.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 6320801861 is about 79503.4707481378. The cubic root of 6320801861 is about 1848.9452825120.

The spelling of 6320801861 in words is "six billion, three hundred twenty million, eight hundred one thousand, eight hundred sixty-one".

Divisors: 1 11 149 1639 3856499 42421489 574618351 6320801861