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980288 = 2617253
BaseRepresentation
bin11101111010101000000
31211210200222
43233111000
5222332123
633002212
711221661
oct3572500
91753628
10980288
1160a561
123b3368
1328426a
141b7368
151456c8
hexef540

980288 has 42 divisors (see below), whose sum is σ = 2105406. Its totient is φ = 452608.

The previous prime is 980261. The next prime is 980293. The reversal of 980288 is 882089.

980288 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 506944 + 473344 = 712^2 + 688^2 .

It is a congruent number.

It is an unprimeable number.

980288 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 5 ways as a sum of consecutive naturals, for example, 18470 + ... + 18522.

2980288 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 980288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1052703).

980288 is an abundant number, since it is smaller than the sum of its proper divisors (1125118).

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

980288 is a wasteful number, since it uses less digits than its factorization.

980288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99 (or 72 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 35.

The square root of 980288 is about 990.0949449422. The cubic root of 980288 is about 99.3385680569.

The spelling of 980288 in words is "nine hundred eighty thousand, two hundred eighty-eight".

Divisors: 1 2 4 8 16 17 32 34 53 64 68 106 136 212 272 289 424 544 578 848 901 1088 1156 1696 1802 2312 3392 3604 4624 7208 9248 14416 15317 18496 28832 30634 57664 61268 122536 245072 490144 980288