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80375 = 53643
BaseRepresentation
bin10011100111110111
311002020212
4103213313
510033000
61420035
7453221
oct234767
9132225
1080375
1155429
123a61b
132a779
1421411
1518c35
hex139f7

80375 has 8 divisors (see below), whose sum is σ = 100464. Its totient is φ = 64200.

The previous prime is 80369. The next prime is 80387. The reversal of 80375 is 57308.

It is a de Polignac number, because none of the positive numbers 2k-80375 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 80375.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 80375.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197 + ... + 446.

It is an arithmetic number, because the mean of its divisors is an integer number (12558).

280375 is an apocalyptic number.

80375 is a deficient number, since it is larger than the sum of its proper divisors (20089).

80375 is an equidigital number, since it uses as much as digits as its factorization.

80375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658 (or 648 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 80375 is about 283.5048500467. The cubic root of 80375 is about 43.1559149608.

It can be divided in two parts, 803 and 75, that added together give a palindrome (878).

The spelling of 80375 in words is "eighty thousand, three hundred seventy-five".

Divisors: 1 5 25 125 643 3215 16075 80375