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3871680285037 = 67793217227377
BaseRepresentation
bin111000010101110010001…
…000001100100101101101
3111201010111001111210001111
4320111302020030211231
51001413200123110122
612122343025112021
7546501563300005
oct70256210144555
914633431453044
103871680285037
111262a7464a564
12526435a88611
13221137089a06
14d55670a7005
156aaa0903d77
hex3857220c96d

3871680285037 has 16 divisors (see below), whose sum is σ = 3980461077760. Its totient is φ = 3764429779968.

The previous prime is 3871680285029. The next prime is 3871680285059. The reversal of 3871680285037 is 7305820861783.

It is not a de Polignac number, because 3871680285037 - 23 = 3871680285029 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 (3871680285337) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 16913893 + ... + 17141269.

It is an arithmetic number, because the mean of its divisors is an integer number (248778817360).

Almost surely, 23871680285037 is an apocalyptic number.

It is an amenable number.

3871680285037 is a deficient number, since it is larger than the sum of its proper divisors (108780792723).

3871680285037 is a wasteful number, since it uses less digits than its factorization.

3871680285037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230740.

The product of its (nonzero) digits is 13547520, while the sum is 58.

The spelling of 3871680285037 in words is "three trillion, eight hundred seventy-one billion, six hundred eighty million, two hundred eighty-five thousand, thirty-seven".

Divisors: 1 67 79 3217 5293 215539 227377 254143 15234259 17027581 17962783 731471809 1203506461 49008611203 57786272911 3871680285037