Base | Representation |
---|---|
bin | 111100111100100100100 |
3 | 10202110111101 |
4 | 13213210210 |
5 | 1002401332 |
6 | 110445444 |
7 | 22655266 |
oct | 7474444 |
9 | 3673441 |
10 | 1997092 |
11 | 1144499 |
12 | 803884 |
13 | 54c016 |
14 | 39db36 |
15 | 296ae7 |
hex | 1e7924 |
1997092 has 24 divisors (see below), whose sum is σ = 3792096. Its totient is φ = 916608.
The previous prime is 1997089. The next prime is 1997101. The reversal of 1997092 is 2907991.
It is a plaindrome in base 11.
It is a zygodrome in base 11.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 2583 + ... + 3265.
It is an arithmetic number, because the mean of its divisors is an integer number (158004).
21997092 is an apocalyptic number.
It is an amenable number.
1997092 is a deficient number, since it is larger than the sum of its proper divisors (1795004).
1997092 is a wasteful number, since it uses less digits than its factorization.
1997092 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 747 (or 745 counting only the distinct ones).
The product of its (nonzero) digits is 10206, while the sum is 37.
The square root of 1997092 is about 1413.1850551149. The cubic root of 1997092 is about 125.9310111962.
The spelling of 1997092 in words is "one million, nine hundred ninety-seven thousand, ninety-two".
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