Base | Representation |
---|---|
bin | 10010100001001… |
… | …00110110001000 |
3 | 101211022002122120 |
4 | 21100210312020 |
5 | 304231341133 |
6 | 23225251240 |
7 | 3564240534 |
oct | 1120446610 |
9 | 354262576 |
10 | 155340168 |
11 | 7a75a405 |
12 | 44033b20 |
13 | 2624b779 |
14 | 168b8bc4 |
15 | d986ab3 |
hex | 9424d88 |
155340168 has 32 divisors (see below), whose sum is σ = 390031200. Its totient is φ = 51555968.
The previous prime is 155340167. The next prime is 155340187. The reversal of 155340168 is 861043551.
It is not an unprimeable number, because it can be changed into a prime (155340167) 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, 8298 + ... + 19481.
It is an arithmetic number, because the mean of its divisors is an integer number (12188475).
Almost surely, 2155340168 is an apocalyptic number.
It is an amenable number.
155340168 is an abundant number, since it is smaller than the sum of its proper divisors (234691032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155340168 is a wasteful number, since it uses less digits than its factorization.
155340168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28021 (or 28017 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 33.
The square root of 155340168 is about 12463.5535863573. The cubic root of 155340168 is about 537.5612108404.
The spelling of 155340168 in words is "one hundred fifty-five million, three hundred forty thousand, one hundred sixty-eight".
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