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271289086 = 25312012131
BaseRepresentation
bin10000001010111…
…000101011111110
3200220110220122221
4100022320223332
51023422222321
642530355554
76502630165
oct2012705376
9626426587
10271289086
1112a154562
1276a2bbba
13442877b3
142805c3dc
1518c3be41
hex102b8afe

271289086 has 16 divisors (see below), whose sum is σ = 415151568. Its totient is φ = 132912000.

The previous prime is 271289063. The next prime is 271289093. The reversal of 271289086 is 680982172.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126241 + ... + 128371.

It is an arithmetic number, because the mean of its divisors is an integer number (25946973).

Almost surely, 2271289086 is an apocalyptic number.

271289086 is a deficient number, since it is larger than the sum of its proper divisors (143862482).

271289086 is a wasteful number, since it uses less digits than its factorization.

271289086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3387.

The product of its (nonzero) digits is 96768, while the sum is 43.

The square root of 271289086 is about 16470.8556547618. The cubic root of 271289086 is about 647.3573860417.

The spelling of 271289086 in words is "two hundred seventy-one million, two hundred eighty-nine thousand, eighty-six".

Divisors: 1 2 53 106 1201 2131 2402 4262 63653 112943 127306 225886 2559331 5118662 135644543 271289086