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476102081 = 72131096857
BaseRepresentation
bin11100011000001…
…011110111000001
31020011212111021102
4130120023313001
51433340231311
6115124304145
714540541500
oct3430136701
91204774242
10476102081
112248245a4
12113542055
1377838710
1447334837
152bbe743b
hex1c60bdc1

476102081 has 24 divisors (see below), whose sum is σ = 601995240. Its totient is φ = 373185792.

The previous prime is 476102041. The next prime is 476102083. The reversal of 476102081 is 180201674.

It can be written as a sum of positive squares in 4 ways, for example, as 1254400 + 474847681 = 1120^2 + 21791^2 .

It is not a de Polignac number, because 476102081 - 218 = 475839937 is a prime.

It is a super-2 number, since 2×4761020812 = 453346383065061122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (476102083) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66005 + ... + 72861.

It is an arithmetic number, because the mean of its divisors is an integer number (25083135).

Almost surely, 2476102081 is an apocalyptic number.

It is an amenable number.

476102081 is a deficient number, since it is larger than the sum of its proper divisors (125893159).

476102081 is a wasteful number, since it uses less digits than its factorization.

476102081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6993 (or 6986 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 476102081 is about 21819.7635413402. The cubic root of 476102081 is about 780.8483433723.

The spelling of 476102081 in words is "four hundred seventy-six million, one hundred two thousand, eighty-one".

Divisors: 1 7 13 49 91 109 637 763 1417 5341 6857 9919 47999 69433 89141 335993 623987 747413 4367909 5231891 9716369 36623237 68014583 476102081