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80276 = 2274761
BaseRepresentation
bin10011100110010100
311002010012
4103212110
510032101
61415352
7453020
oct234624
9132105
1080276
1155349
123a558
132a701
1421380
1518bbb
hex13994

80276 has 24 divisors (see below), whose sum is σ = 166656. Its totient is φ = 33120.

The previous prime is 80273. The next prime is 80279. The reversal of 80276 is 67208.

It is an interprime number because it is at equal distance from previous prime (80273) and next prime (80279).

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80273) 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, 1286 + ... + 1346.

It is an arithmetic number, because the mean of its divisors is an integer number (6944).

280276 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83328).

80276 is an abundant number, since it is smaller than the sum of its proper divisors (86380).

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

80276 is a wasteful number, since it uses less digits than its factorization.

80276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119 (or 117 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 80276 is about 283.3301960611. The cubic root of 80276 is about 43.1381889227.

It can be divided in two parts, 802 and 76, that added together give a palindrome (878).

The spelling of 80276 in words is "eighty thousand, two hundred seventy-six".

Divisors: 1 2 4 7 14 28 47 61 94 122 188 244 329 427 658 854 1316 1708 2867 5734 11468 20069 40138 80276