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170104228 = 22723264137
BaseRepresentation
bin10100010001110…
…01010110100100
3102212002012010121
422020321112210
5322021313403
624513531324
74133601460
oct1210712644
9385065117
10170104228
1188023908
1248b73b44
132931a8b8
141883d4a0
15ee013bd
hexa2395a4

170104228 has 24 divisors (see below), whose sum is σ = 355001472. Its totient is φ = 69731904.

The previous prime is 170104219. The next prime is 170104229. The reversal of 170104228 is 822401071.

It is a happy number.

170104228 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (170104229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131425 + ... + 132712.

It is an arithmetic number, because the mean of its divisors is an integer number (14791728).

Almost surely, 2170104228 is an apocalyptic number.

It is an amenable number.

170104228 is an abundant number, since it is smaller than the sum of its proper divisors (184897244).

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

170104228 is a wasteful number, since it uses less digits than its factorization.

170104228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264171 (or 264169 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 25.

The square root of 170104228 is about 13042.4011592958. The cubic root of 170104228 is about 554.0790157815.

Adding to 170104228 its reverse (822401071), we get a palindrome (992505299).

The spelling of 170104228 in words is "one hundred seventy million, one hundred four thousand, two hundred twenty-eight".

Divisors: 1 2 4 7 14 23 28 46 92 161 322 644 264137 528274 1056548 1848959 3697918 6075151 7395836 12150302 24300604 42526057 85052114 170104228