Base | Representation |
---|---|
bin | 11000001110010… |
… | …00001000001101 |
3 | 112011100100222210 |
4 | 30013020020031 |
5 | 404004214033 |
6 | 32055101033 |
7 | 5015061636 |
oct | 1407101015 |
9 | 464310883 |
10 | 203194893 |
11 | a4775370 |
12 | 58071779 |
13 | 33135585 |
14 | 1cdb488d |
15 | 12c8ad63 |
hex | c1c820d |
203194893 has 32 divisors (see below), whose sum is σ = 304819200. Its totient is φ = 119331200.
The previous prime is 203194891. The next prime is 203194907. The reversal of 203194893 is 398491302.
It is a cyclic number.
It is not a de Polignac number, because 203194893 - 21 = 203194891 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (203194891) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 241768 + ... + 242606.
It is an arithmetic number, because the mean of its divisors is an integer number (9525600).
Almost surely, 2203194893 is an apocalyptic number.
It is an amenable number.
203194893 is a deficient number, since it is larger than the sum of its proper divisors (101624307).
203194893 is a wasteful number, since it uses less digits than its factorization.
203194893 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1073.
The product of its (nonzero) digits is 46656, while the sum is 39.
The square root of 203194893 is about 14254.6446114942. The cubic root of 203194893 is about 587.9010864900.
It can be divided in two parts, 20 and 3194893, that added together give a palindrome (3194913).
The spelling of 203194893 in words is "two hundred three million, one hundred ninety-four thousand, eight hundred ninety-three".
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