Base | Representation |
---|---|
bin | 111100011100110000010 |
3 | 10201122011001 |
4 | 13203212002 |
5 | 1001341202 |
6 | 110242214 |
7 | 22556635 |
oct | 7434602 |
9 | 3648131 |
10 | 1980802 |
11 | 113322a |
12 | 7b636a |
13 | 544795 |
14 | 397c1c |
15 | 291d87 |
hex | 1e3982 |
1980802 has 8 divisors (see below), whose sum is σ = 2984976. Its totient is φ = 985812.
The previous prime is 1980791. The next prime is 1980809. The reversal of 1980802 is 2080891.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (1980809) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1728 + ... + 2635.
It is an arithmetic number, because the mean of its divisors is an integer number (373122).
21980802 is an apocalyptic number.
1980802 is a deficient number, since it is larger than the sum of its proper divisors (1004174).
1980802 is a wasteful number, since it uses less digits than its factorization.
1980802 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4592.
The product of its (nonzero) digits is 1152, while the sum is 28.
The square root of 1980802 is about 1407.4096773861. The cubic root of 1980802 is about 125.5876754375.
The spelling of 1980802 in words is "one million, nine hundred eighty thousand, eight hundred two".
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