Base | Representation |
---|---|
bin | 111010000011010100001 |
3 | 10120122101101 |
4 | 13100122201 |
5 | 441332431 |
6 | 104434401 |
7 | 22111615 |
oct | 7203241 |
9 | 3518341 |
10 | 1902241 |
11 | 108a200 |
12 | 778a01 |
13 | 517ab3 |
14 | 377345 |
15 | 278961 |
hex | 1d06a1 |
1902241 has 12 divisors (see below), whose sum is σ = 2128000. Its totient is φ = 1698840.
The previous prime is 1902239. The next prime is 1902269. The reversal of 1902241 is 1422091.
1902241 is nontrivially palindromic in base 6.
It is not a de Polignac number, because 1902241 - 21 = 1902239 is a prime.
It is an Ulam number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1902221) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9460 + ... + 9658.
21902241 is an apocalyptic number.
1902241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1902241 is a deficient number, since it is larger than the sum of its proper divisors (225759).
1902241 is a wasteful number, since it uses less digits than its factorization.
1902241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 300 (or 289 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 19.
The square root of 1902241 is about 1379.2175317911. The cubic root of 1902241 is about 123.9049088865.
The spelling of 1902241 in words is "one million, nine hundred two thousand, two hundred forty-one".
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