Base | Representation |
---|---|
bin | 10100000001111… |
… | …00100010111001 |
3 | 102201011022022122 |
4 | 22000330202321 |
5 | 321003121103 |
6 | 24401131025 |
7 | 4110101450 |
oct | 1200744271 |
9 | 381138278 |
10 | 168020153 |
11 | 86930034 |
12 | 48329a75 |
13 | 28a6b112 |
14 | 18459b97 |
15 | eb3db38 |
hex | a03c8b9 |
168020153 has 8 divisors (see below), whose sum is σ = 192790080. Its totient is φ = 143442000.
The previous prime is 168020143. The next prime is 168020161. The reversal of 168020153 is 351020861.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 168020153 - 28 = 168019897 is a prime.
It is not an unprimeable number, because it can be changed into a prime (168020143) 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, 46058 + ... + 49571.
It is an arithmetic number, because the mean of its divisors is an integer number (24098760).
Almost surely, 2168020153 is an apocalyptic number.
It is an amenable number.
168020153 is a deficient number, since it is larger than the sum of its proper divisors (24769927).
168020153 is an equidigital number, since it uses as much as digits as its factorization.
168020153 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 95887.
The product of its (nonzero) digits is 1440, while the sum is 26.
The square root of 168020153 is about 12962.2587923556. The cubic root of 168020153 is about 551.8068981238.
The spelling of 168020153 in words is "one hundred sixty-eight million, twenty thousand, one hundred fifty-three".
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