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228080202 = 23727511033
BaseRepresentation
bin11011001100000…
…11101001001010
3120220011200012220
431212003221022
5431342031302
634344314510
75436435600
oct1546035112
9526150186
10228080202
11107822039
1264472a36
13383394cc
1422411870
15150544bc
hexd983a4a

228080202 has 48 divisors (see below), whose sum is σ = 531856512. Its totient is φ = 65016000.

The previous prime is 228080197. The next prime is 228080221. The reversal of 228080202 is 202080822.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 220278 + ... + 221310.

It is an arithmetic number, because the mean of its divisors is an integer number (11080344).

Almost surely, 2228080202 is an apocalyptic number.

228080202 is an abundant number, since it is smaller than the sum of its proper divisors (303776310).

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

228080202 is a wasteful number, since it uses less digits than its factorization.

228080202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1803 (or 1796 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

The square root of 228080202 is about 15102.3243906360. The cubic root of 228080202 is about 610.9830980812.

The spelling of 228080202 in words is "two hundred twenty-eight million, eighty thousand, two hundred two".

Divisors: 1 2 3 6 7 14 21 42 49 98 147 294 751 1033 1502 2066 2253 3099 4506 5257 6198 7231 10514 14462 15771 21693 31542 36799 43386 50617 73598 101234 110397 151851 220794 303702 775783 1551566 2327349 4654698 5430481 10860962 16291443 32582886 38013367 76026734 114040101 228080202