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8010228 = 223667519
BaseRepresentation
bin11110100011100111110100
3120001221222010
4132203213310
54022311403
6443404220
7125041302
oct36434764
916057863
108010228
114581226
122823670
131875ca5
1410c7272
15a83603
hex7a39f4

8010228 has 12 divisors (see below), whose sum is σ = 18690560. Its totient is φ = 2670072.

The previous prime is 8010221. The next prime is 8010239. The reversal of 8010228 is 8220108.

8010228 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×80102282 = 128327505223968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8010221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333748 + ... + 333771.

Almost surely, 28010228 is an apocalyptic number.

It is an amenable number.

8010228 is an abundant number, since it is smaller than the sum of its proper divisors (10680332).

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

8010228 is a wasteful number, since it uses less digits than its factorization.

8010228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667526 (or 667524 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 8010228 is about 2830.2346192498. The cubic root of 8010228 is about 200.0851970355.

The spelling of 8010228 in words is "eight million, ten thousand, two hundred twenty-eight".

Divisors: 1 2 3 4 6 12 667519 1335038 2002557 2670076 4005114 8010228