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80160 = 2535167
BaseRepresentation
bin10011100100100000
311001221220
4103210200
510031120
61415040
7452463
oct234440
9131856
1080160
1155253
123a480
132a642
14212da
1518b40
hex13920

80160 has 48 divisors (see below), whose sum is σ = 254016. Its totient is φ = 21248.

The previous prime is 80153. The next prime is 80167. The reversal of 80160 is 6108.

It is an interprime number because it is at equal distance from previous prime (80153) and next prime (80167).

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (80167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 397 + ... + 563.

It is an arithmetic number, because the mean of its divisors is an integer number (5292).

280160 is an apocalyptic number.

80160 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127008).

80160 is an abundant number, since it is smaller than the sum of its proper divisors (173856).

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

80160 is a wasteful number, since it uses less digits than its factorization.

80160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185 (or 177 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 80160 is about 283.1254139070. The cubic root of 80160 is about 43.1174004672.

Adding to 80160 its product of nonzero digits (48), we get a palindrome (80208).

Adding to 80160 its reverse (6108), we get a palindrome (86268).

It can be divided in two parts, 801 and 60, that added together give a triangular number (861 = T41).

The spelling of 80160 in words is "eighty thousand, one hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 160 167 240 334 480 501 668 835 1002 1336 1670 2004 2505 2672 3340 4008 5010 5344 6680 8016 10020 13360 16032 20040 26720 40080 80160