Base | Representation |
---|---|
bin | 11110111100011011001 |
3 | 1220111220201 |
4 | 3313203121 |
5 | 224421402 |
6 | 33422201 |
7 | 11422126 |
oct | 3674331 |
9 | 1814821 |
10 | 1013977 |
11 | 6328a8 |
12 | 40a961 |
13 | 2966b3 |
14 | 1c574d |
15 | 150687 |
hex | f78d9 |
1013977 has 4 divisors (see below), whose sum is σ = 1025460. Its totient is φ = 1002496.
The previous prime is 1013933. The next prime is 1013993. The reversal of 1013977 is 7793101.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7793101 = 127 ⋅61363.
It can be written as a sum of positive squares in 2 ways, for example, as 467856 + 546121 = 684^2 + 739^2 .
It is not a de Polignac number, because 1013977 - 215 = 981209 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1013377) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5608 + ... + 5785.
It is an arithmetic number, because the mean of its divisors is an integer number (256365).
21013977 is an apocalyptic number.
It is an amenable number.
1013977 is a deficient number, since it is larger than the sum of its proper divisors (11483).
1013977 is an equidigital number, since it uses as much as digits as its factorization.
1013977 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11482.
The product of its (nonzero) digits is 1323, while the sum is 28.
The square root of 1013977 is about 1006.9642496137. The cubic root of 1013977 is about 100.4637460714.
The spelling of 1013977 in words is "one million, thirteen thousand, nine hundred seventy-seven".
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