Base | Representation |
---|---|
bin | 111100011011010011111 |
3 | 10201121010200 |
4 | 13203122133 |
5 | 1001330223 |
6 | 110234543 |
7 | 22554531 |
oct | 7433237 |
9 | 3647120 |
10 | 1980063 |
11 | 1132718 |
12 | 7b5a53 |
13 | 544347 |
14 | 397851 |
15 | 291a43 |
hex | 1e369f |
1980063 has 24 divisors (see below), whose sum is σ = 3035136. Its totient is φ = 1242000.
The previous prime is 1980053. The next prime is 1980067. The reversal of 1980063 is 3600891.
It is not a de Polignac number, because 1980063 - 25 = 1980031 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1980067) 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, 13038 + ... + 13188.
It is an arithmetic number, because the mean of its divisors is an integer number (126464).
21980063 is an apocalyptic number.
1980063 is a deficient number, since it is larger than the sum of its proper divisors (1055073).
1980063 is a wasteful number, since it uses less digits than its factorization.
1980063 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 235 (or 232 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 27.
The square root of 1980063 is about 1407.1471138442. The cubic root of 1980063 is about 125.5720553610.
The spelling of 1980063 in words is "one million, nine hundred eighty thousand, sixty-three".
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