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9964180 = 225498209
BaseRepresentation
bin100110000000…
…101010010100
3200202020021201
4212000222110
510022323210
6553322244
7150460042
oct46005224
920666251
109964180
115696266
123406384
1320ab485
141475392
15d1c53a
hex980a94

9964180 has 12 divisors (see below), whose sum is σ = 20924820. Its totient is φ = 3985664.

The previous prime is 9964177. The next prime is 9964181. The reversal of 9964180 is 814699.

It can be written as a sum of positive squares in 2 ways, for example, as 3400336 + 6563844 = 1844^2 + 2562^2 .

It is a zygodrome in base 6.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9964181) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249085 + ... + 249124.

It is an arithmetic number, because the mean of its divisors is an integer number (1743735).

Almost surely, 29964180 is an apocalyptic number.

It is an amenable number.

9964180 is an abundant number, since it is smaller than the sum of its proper divisors (10960640).

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

9964180 is a wasteful number, since it uses less digits than its factorization.

9964180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498218 (or 498216 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 9964180 is about 3156.6089399861. The cubic root of 9964180 is about 215.1859217446.

The spelling of 9964180 in words is "nine million, nine hundred sixty-four thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 498209 996418 1992836 2491045 4982090 9964180