Base | Representation |
---|---|
bin | 111010000011000010001 |
3 | 10120122012001 |
4 | 13100120101 |
5 | 441331342 |
6 | 104434001 |
7 | 22111321 |
oct | 7203021 |
9 | 3518161 |
10 | 1902097 |
11 | 108a08a |
12 | 778901 |
13 | 517a02 |
14 | 377281 |
15 | 2788b7 |
hex | 1d0611 |
1902097 has 2 divisors, whose sum is σ = 1902098. Its totient is φ = 1902096.
The previous prime is 1902053. The next prime is 1902107. The reversal of 1902097 is 7902091.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1635841 + 266256 = 1279^2 + 516^2 .
It is a cyclic number.
It is not a de Polignac number, because 1902097 - 27 = 1901969 is a prime.
It is not a weakly prime, because it can be changed into another prime (1902007) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 951048 + 951049.
It is an arithmetic number, because the mean of its divisors is an integer number (951049).
21902097 is an apocalyptic number.
It is an amenable number.
1902097 is a deficient number, since it is larger than the sum of its proper divisors (1).
1902097 is an equidigital number, since it uses as much as digits as its factorization.
1902097 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1134, while the sum is 28.
The square root of 1902097 is about 1379.1653272904. The cubic root of 1902097 is about 123.9017822660.
The spelling of 1902097 in words is "one million, nine hundred two thousand, ninety-seven".
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