Base | Representation |
---|---|
bin | 11000100000101001000 |
3 | 1111210201002 |
4 | 3010011020 |
5 | 201200034 |
6 | 25114132 |
7 | 6553346 |
oct | 3040510 |
9 | 1453632 |
10 | 803144 |
11 | 4a9461 |
12 | 328948 |
13 | 221744 |
14 | 16c996 |
15 | 10ce7e |
hex | c4148 |
803144 has 8 divisors (see below), whose sum is σ = 1505910. Its totient is φ = 401568.
The previous prime is 803141. The next prime is 803171. The reversal of 803144 is 441308.
It can be written as a sum of positive squares in only one way, i.e., 688900 + 114244 = 830^2 + 338^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a super-3 number, since 3×8031443 = 1554180703332029952, which contains 333 as substring.
It is an Ulam number.
It is not an unprimeable number, because it can be changed into a prime (803141) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50189 + ... + 50204.
2803144 is an apocalyptic number.
It is an amenable number.
803144 is a deficient number, since it is larger than the sum of its proper divisors (702766).
803144 is a wasteful number, since it uses less digits than its factorization.
803144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100399 (or 100395 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 20.
The square root of 803144 is about 896.1830170228. The cubic root of 803144 is about 92.9532273380.
The spelling of 803144 in words is "eight hundred three thousand, one hundred forty-four".
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