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980224 = 287547
BaseRepresentation
bin11101111010100000000
31211210121121
43233110000
5222331344
633002024
711221540
oct3572400
91753547
10980224
1160a503
123b3314
1328421b
141b7320
15145684
hexef500

980224 has 36 divisors (see below), whose sum is σ = 2240224. Its totient is φ = 419328.

The previous prime is 980219. The next prime is 980249. The reversal of 980224 is 422089.

980224 is nontrivially palindromic in base 3.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1519 + ... + 2065.

2980224 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 980224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1120112).

980224 is an abundant number, since it is smaller than the sum of its proper divisors (1260000).

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

980224 is an equidigital number, since it uses as much as digits as its factorization.

980224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570 (or 556 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 980224 is about 990.0626242819. The cubic root of 980224 is about 99.3364061729.

The spelling of 980224 in words is "nine hundred eighty thousand, two hundred twenty-four".

Divisors: 1 2 4 7 8 14 16 28 32 56 64 112 128 224 256 448 547 896 1094 1792 2188 3829 4376 7658 8752 15316 17504 30632 35008 61264 70016 122528 140032 245056 490112 980224