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8933841361 = 31230492
BaseRepresentation
bin10000101000111111…
…11001100111010001
3212001121121011102101
420110133321213101
5121244030410421
64034255120401
7434250253504
oct102437714721
925047534371
108933841361
113874a14275
121893b13101
13ac4b58083
1460a71313b
153744ae191
hex2147f99d1

8933841361 has 9 divisors (see below), whose sum is σ = 9234354843. Its totient is φ = 8642817360.

The previous prime is 8933841349. The next prime is 8933841373. The reversal of 8933841361 is 1631483398.

The square root of 8933841361 is 94519.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (8933841349) and next prime (8933841373).

It can be written as a sum of positive squares in only one way, i.e., 962922961 + 7970918400 = 31031^2 + 89280^2 .

It is not a de Polignac number, because 8933841361 - 27 = 8933841233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8933841311) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2928565 + ... + 2931613.

It is an arithmetic number, because the mean of its divisors is an integer number (1026039427).

Almost surely, 28933841361 is an apocalyptic number.

8933841361 is the 94519-th square number.

8933841361 is the 47260-th centered octagonal number.

It is an amenable number.

8933841361 is a deficient number, since it is larger than the sum of its proper divisors (300513482).

8933841361 is an frugal number, since it uses more digits than its factorization.

8933841361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6160 (or 3080 counting only the distinct ones).

The product of its digits is 373248, while the sum is 46.

The cubic root of 8933841361 is about 2074.9744119165.

The spelling of 8933841361 in words is "eight billion, nine hundred thirty-three million, eight hundred forty-one thousand, three hundred sixty-one".

Divisors: 1 31 961 3049 94519 2930089 9296401 288188431 8933841361