Base | Representation |
---|---|
bin | 110110111111101110001 |
3 | 10101120000100 |
4 | 12313331301 |
5 | 430131342 |
6 | 102343013 |
7 | 21213633 |
oct | 6677561 |
9 | 3346010 |
10 | 1802097 |
11 | 1020a40 |
12 | 72aa69 |
13 | 4b133b |
14 | 34ca53 |
15 | 258e4c |
hex | 1b7f71 |
1802097 has 24 divisors (see below), whose sum is σ = 2882880. Its totient is φ = 1075680.
The previous prime is 1802083. The next prime is 1802107. The reversal of 1802097 is 7902081.
It is not a de Polignac number, because 1802097 - 24 = 1802081 is a prime.
It is an Ulam number.
1802097 is a lucky number.
It is a self number, because there is not a number n which added to its sum of digits gives 1802097.
It is not an unprimeable number, because it can be changed into a prime (1802057) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10708 + ... + 10874.
It is an arithmetic number, because the mean of its divisors is an integer number (120120).
21802097 is an apocalyptic number.
It is an amenable number.
1802097 is a deficient number, since it is larger than the sum of its proper divisors (1080783).
1802097 is a wasteful number, since it uses less digits than its factorization.
1802097 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 293 (or 290 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 27.
The square root of 1802097 is about 1342.4220647769. The cubic root of 1802097 is about 121.6912600146.
The spelling of 1802097 in words is "one million, eight hundred two thousand, ninety-seven".
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