Search a number
-
+
92980 = 2254649
BaseRepresentation
bin10110101100110100
311201112201
4112230310
510433410
61554244
7535036
oct265464
9151481
1092980
1163948
1245984
1333424
1425c56
151c83a
hex16b34

92980 has 12 divisors (see below), whose sum is σ = 195300. Its totient is φ = 37184.

The previous prime is 92959. The next prime is 92987. The reversal of 92980 is 8929.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 68644 + 24336 = 262^2 + 156^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (92987) by changing a digit.

92980 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2305 + ... + 2344.

It is an arithmetic number, because the mean of its divisors is an integer number (16275).

292980 is an apocalyptic number.

It is an amenable number.

92980 is an abundant number, since it is smaller than the sum of its proper divisors (102320).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97650).

92980 is a wasteful number, since it uses less digits than its factorization.

92980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4658 (or 4656 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 92980 is about 304.9262205846. The cubic root of 92980 is about 45.3033009467.

The spelling of 92980 in words is "ninety-two thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 4649 9298 18596 23245 46490 92980