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65048228 = 2272323151
BaseRepresentation
bin1111100000100…
…0111010100100
311112101210101122
43320020322210
5113123020403
610242113112
71416620660
oct370107244
9145353348
1065048228
1133799773
121994b798
131062699b
1488d38a0
155a9d838
hex3e08ea4

65048228 has 12 divisors (see below), whose sum is σ = 130096512. Its totient is φ = 27877800.

The previous prime is 65048219. The next prime is 65048279. The reversal of 65048228 is 82284056.

65048228 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1161548 + ... + 1161603.

It is an arithmetic number, because the mean of its divisors is an integer number (10841376).

Almost surely, 265048228 is an apocalyptic number.

It is an amenable number.

65048228 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

65048228 is a wasteful number, since it uses less digits than its factorization.

65048228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2323162 (or 2323160 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 35.

The square root of 65048228 is about 8065.2481672916. The cubic root of 65048228 is about 402.1719931014.

The spelling of 65048228 in words is "sixty-five million, forty-eight thousand, two hundred twenty-eight".

Divisors: 1 2 4 7 14 28 2323151 4646302 9292604 16262057 32524114 65048228