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8030322 = 232446129
BaseRepresentation
bin11110101000100001110010
3120002222112100
4132220201302
54023432242
6444041230
7125154006
oct36504162
916088470
108030322
114595333
122833216
131882191
1410d0706
15a8954c
hex7a8872

8030322 has 12 divisors (see below), whose sum is σ = 17399070. Its totient is φ = 2676768.

The previous prime is 8030291. The next prime is 8030329. The reversal of 8030322 is 2230308.

It can be written as a sum of positive squares in only one way, i.e., 5716881 + 2313441 = 2391^2 + 1521^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 446129 = 8030322 / (8 + 0 + 3 + 0 + 3 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 8030295 and 8030304.

It is not an unprimeable number, because it can be changed into a prime (8030329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 223047 + ... + 223082.

Almost surely, 28030322 is an apocalyptic number.

8030322 is an abundant number, since it is smaller than the sum of its proper divisors (9368748).

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

8030322 is a wasteful number, since it uses less digits than its factorization.

8030322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446137 (or 446134 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 8030322 is about 2833.7822781576. The cubic root of 8030322 is about 200.2523647595.

The spelling of 8030322 in words is "eight million, thirty thousand, three hundred twenty-two".

Divisors: 1 2 3 6 9 18 446129 892258 1338387 2676774 4015161 8030322