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6320056861 = 149198721347
BaseRepresentation
bin1011110001011010…
…00110101000011101
3121022110022011011001
411320231012220131
5100420413304421
62523044430301
7312421411516
oct57055065035
917273264131
106320056861
112753564298
1212846a8391
13799499b21
1443d523a0d
1526eca9691
hex178b46a1d

6320056861 has 8 divisors (see below), whose sum is σ = 6365973600. Its totient is φ = 6274187088.

The previous prime is 6320056859. The next prime is 6320056871. The reversal of 6320056861 is 1686500236.

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 6320056861 - 21 = 6320056859 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6320056861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6320056871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285390 + ... + 306736.

It is an arithmetic number, because the mean of its divisors is an integer number (795746700).

Almost surely, 26320056861 is an apocalyptic number.

It is an amenable number.

6320056861 is a deficient number, since it is larger than the sum of its proper divisors (45916739).

6320056861 is a wasteful number, since it uses less digits than its factorization.

6320056861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23483.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 6320056861 is about 79498.7852800280. The cubic root of 6320056861 is about 1848.8726378072.

The spelling of 6320056861 in words is "six billion, three hundred twenty million, fifty-six thousand, eight hundred sixty-one".

Divisors: 1 149 1987 21347 296063 3180703 42416489 6320056861