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116171055 = 325711132579
BaseRepresentation
bin1101110110010…
…10000100101111
322002121002201200
412323022010233
5214214433210
615305540543
72610303060
oct673120457
9262532650
10116171055
115a637040
1232aa4753
131b0b6190
1411600567
15a2eb0c0
hex6eca12f

116171055 has 96 divisors (see below), whose sum is σ = 270466560. Its totient is φ = 44547840.

The previous prime is 116171053. The next prime is 116171087. The reversal of 116171055 is 550171611.

It is a happy number.

It is not a de Polignac number, because 116171055 - 21 = 116171053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116171053) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 43756 + ... + 46334.

It is an arithmetic number, because the mean of its divisors is an integer number (2817360).

Almost surely, 2116171055 is an apocalyptic number.

116171055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

116171055 is an abundant number, since it is smaller than the sum of its proper divisors (154295505).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

116171055 is a wasteful number, since it uses less digits than its factorization.

116171055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2621 (or 2618 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 27.

The square root of 116171055 is about 10778.2677179591. The cubic root of 116171055 is about 487.9395010887.

It can be divided in two parts, 116 and 171055, that added together give a palindrome (171171).

The spelling of 116171055 in words is "one hundred sixteen million, one hundred seventy-one thousand, fifty-five".

Divisors: 1 3 5 7 9 11 13 15 21 33 35 39 45 55 63 65 77 91 99 105 117 143 165 195 231 273 315 385 429 455 495 585 693 715 819 1001 1155 1287 1365 2145 2579 3003 3465 4095 5005 6435 7737 9009 12895 15015 18053 23211 28369 33527 38685 45045 54159 85107 90265 100581 116055 141845 162477 167635 198583 234689 255321 270795 301743 368797 425535 502905 595749 704067 812385 992915 1106391 1173445 1276605 1508715 1787247 1843985 2112201 2581579 2978745 3319173 3520335 5531955 7744737 8936235 10561005 12907895 16595865 23234211 38723685 116171055