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160115615561055 = 35721129682897727
BaseRepresentation
bin100100011001111111010010…
…011000110111010101011111
3202222220220101112210002012210
4210121333102120313111133
5131441313240040423210
61324312033123531503
745503654134265400
oct4431772230672537
9688826345702183
10160115615561055
1147021718862540
1215b5b58b829b93
136b45ab773660b
142b778cc4679a7
151379e94464e20
hex919fd263755f

160115615561055 has 96 divisors (see below), whose sum is σ = 336313473085440. Its totient is φ = 64247018062080.

The previous prime is 160115615561047. The next prime is 160115615561129. The reversal of 160115615561055 is 550165516511061.

It is not a de Polignac number, because 160115615561055 - 23 = 160115615561047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 160115615560995 and 160115615561013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 341214399 + ... + 341683328.

It is an arithmetic number, because the mean of its divisors is an integer number (3503265344640).

Almost surely, 2160115615561055 is an apocalyptic number.

160115615561055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

160115615561055 is an abundant number, since it is smaller than the sum of its proper divisors (176197857524385).

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

160115615561055 is a wasteful number, since it uses less digits than its factorization.

160115615561055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682897789 (or 682897782 counting only the distinct ones).

The product of its (nonzero) digits is 675000, while the sum is 48.

The spelling of 160115615561055 in words is "one hundred sixty trillion, one hundred fifteen billion, six hundred fifteen million, five hundred sixty-one thousand, fifty-five".

Divisors: 1 3 5 7 11 15 21 29 33 35 49 55 77 87 105 145 147 165 203 231 245 319 385 435 539 609 735 957 1015 1155 1421 1595 1617 2233 2695 3045 4263 4785 6699 7105 8085 11165 15631 21315 33495 46893 78155 234465 682897727 2048693181 3414488635 4780284089 7511874997 10243465905 14340852267 19804034083 22535624991 23901420445 33461988623 37559374985 52583124979 59412102249 71704261335 99020170415 100385965869 112678124955 138628238581 157749374937 167309943115 217844374913 262915624895 297060511245 368081874853 415884715743 501929829345 653533124739 693141192905 788746874685 970397670067 1089221874565 1104245624559 1524910624391 1840409374265 2079423578715 2911193010201 3267665623695 4574731873173 4851988350335 5521228122795 7624553121955 10674374370737 14555965051005 22873659365865 32023123112211 53371871853685 160115615561055