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228080322 = 23244328603
BaseRepresentation
bin11011001100000…
…11101011000010
3120220011200101100
431212003223002
5431342032242
634344315230
75436436131
oct1546035302
9526150340
10228080322
11107822138
1264472b16
1338339592
1422411918
151505454c
hexd983ac2

228080322 has 24 divisors (see below), whose sum is σ = 495306864. Its totient is φ = 75852504.

The previous prime is 228080317. The next prime is 228080323. The reversal of 228080322 is 223080822.

It is not an unprimeable number, because it can be changed into a prime (228080323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6328 + ... + 22275.

It is an arithmetic number, because the mean of its divisors is an integer number (20637786).

Almost surely, 2228080322 is an apocalyptic number.

228080322 is an abundant number, since it is smaller than the sum of its proper divisors (267226542).

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

228080322 is a wasteful number, since it uses less digits than its factorization.

228080322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29054 (or 29051 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 228080322 is about 15102.3283635339. The cubic root of 228080322 is about 610.9832052335.

The spelling of 228080322 in words is "two hundred twenty-eight million, eighty thousand, three hundred twenty-two".

Divisors: 1 2 3 6 9 18 443 886 1329 2658 3987 7974 28603 57206 85809 171618 257427 514854 12671129 25342258 38013387 76026774 114040161 228080322