Base | Representation |
---|---|
bin | 10100001000111… |
… | …11000100100100 |
3 | 102202220110002111 |
4 | 22010133010210 |
5 | 321222314004 |
6 | 24433050404 |
7 | 4121014531 |
oct | 1204370444 |
9 | 382813074 |
10 | 168948004 |
11 | 87404155 |
12 | 486b6a04 |
13 | 29004544 |
14 | 1861bd88 |
15 | ec73a04 |
hex | a11f124 |
168948004 has 27 divisors (see below), whose sum is σ = 303263793. Its totient is φ = 82355328.
The previous prime is 168948001. The next prime is 168948007. The reversal of 168948004 is 400849861.
The square root of 168948004 is 12998.
It is a perfect power (a square), and thus also a powerful number.
168948004 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (168948001) and next prime (168948007).
It can be written as a sum of positive squares in only one way, i.e., 75864100 + 93083904 = 8710^2 + 9648^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (168948001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1741684 + ... + 1741780.
Almost surely, 2168948004 is an apocalyptic number.
168948004 is the 12998-th square number.
It is an amenable number.
168948004 is a deficient number, since it is larger than the sum of its proper divisors (134315789).
168948004 is an frugal number, since it uses more digits than its factorization.
168948004 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 332 (or 166 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 40.
The cubic root of 168948004 is about 552.8207745311.
The spelling of 168948004 in words is "one hundred sixty-eight million, nine hundred forty-eight thousand, four".
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