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296980 = 22531479
BaseRepresentation
bin1001000100000010100
3120002101021
41020200110
534000410
610210524
72344555
oct1104024
9502337
10296980
11193142
12123a44
13a5238
147a32c
155ceda
hex48814

296980 has 24 divisors (see below), whose sum is σ = 645120. Its totient is φ = 114720.

The previous prime is 296971. The next prime is 296981. The reversal of 296980 is 89692.

It is a plaindrome in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (296981) by changing a digit.

296980 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381 + ... + 859.

It is an arithmetic number, because the mean of its divisors is an integer number (26880).

2296980 is an apocalyptic number.

296980 is a gapful number since it is divisible by the number (20) 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 296980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (322560).

296980 is an abundant number, since it is smaller than the sum of its proper divisors (348140).

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

296980 is a wasteful number, since it uses less digits than its factorization.

296980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519 (or 517 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 296980 is about 544.9587140325. The cubic root of 296980 is about 66.7179050538.

The spelling of 296980 in words is "two hundred ninety-six thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 31 62 124 155 310 479 620 958 1916 2395 4790 9580 14849 29698 59396 74245 148490 296980