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48868186517 = 353659210071
BaseRepresentation
bin101101100000110001…
…010101100110010101
311200010201010002101222
4231200301111212111
51300040223432032
634241050500125
73346666505663
oct554061254625
9150121102358
1048868186517
11197a78a9907
129579a34645
1347ba4307c7
1425182adc33
151410327a12
hexb60c55995

48868186517 has 8 divisors (see below), whose sum is σ = 49081222080. Its totient is φ = 48655573120.

The previous prime is 48868186487. The next prime is 48868186529. The reversal of 48868186517 is 71568186884.

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 48868186517 - 28 = 48868186261 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 48868186517.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48868186547) 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, 127592 + ... + 337662.

It is an arithmetic number, because the mean of its divisors is an integer number (6135152760).

Almost surely, 248868186517 is an apocalyptic number.

It is an amenable number.

48868186517 is a deficient number, since it is larger than the sum of its proper divisors (213035563).

48868186517 is a wasteful number, since it uses less digits than its factorization.

48868186517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211083.

The product of its digits is 20643840, while the sum is 62.

The spelling of 48868186517 in words is "forty-eight billion, eight hundred sixty-eight million, one hundred eighty-six thousand, five hundred seventeen".

Divisors: 1 353 659 210071 232627 74155063 138436789 48868186517