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163352085 = 35131077829
BaseRepresentation
bin10011011110010…
…00111000010101
3102101101010221020
421233020320111
5313304231320
624113111353
74022320101
oct1157107025
9371333836
10163352085
1184231926
1246858559
1327ac5450
14179a2901
15e51a940
hex9bc8e15

163352085 has 32 divisors (see below), whose sum is σ = 284135040. Its totient is φ = 79657728.

The previous prime is 163352071. The next prime is 163352089. The reversal of 163352085 is 580253361.

163352085 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 163352085 - 25 = 163352053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163352089) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16951 + ... + 24779.

It is an arithmetic number, because the mean of its divisors is an integer number (8879220).

Almost surely, 2163352085 is an apocalyptic number.

163352085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

163352085 is a deficient number, since it is larger than the sum of its proper divisors (120782955).

163352085 is a wasteful number, since it uses less digits than its factorization.

163352085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7957.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 163352085 is about 12780.9266096007. The cubic root of 163352085 is about 546.6485838671.

The spelling of 163352085 in words is "one hundred sixty-three million, three hundred fifty-two thousand, eighty-five".

Divisors: 1 3 5 13 15 39 65 107 195 321 535 1391 1605 4173 6955 7829 20865 23487 39145 101777 117435 305331 508885 837703 1526655 2513109 4188515 10890139 12565545 32670417 54450695 163352085