Base | Representation |
---|---|
bin | 11101111010000101101 |
3 | 1211210022210 |
4 | 3233100231 |
5 | 222330023 |
6 | 33001033 |
7 | 11221116 |
oct | 3572055 |
9 | 1753283 |
10 | 980013 |
11 | 60a331 |
12 | 3b3179 |
13 | 2840b8 |
14 | 1b720d |
15 | 145593 |
hex | ef42d |
980013 has 16 divisors (see below), whose sum is σ = 1368576. Its totient is φ = 623280.
The previous prime is 979987. The next prime is 980027. The reversal of 980013 is 310089.
It is not a de Polignac number, because 980013 - 26 = 979949 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (985013) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9106 + ... + 9212.
It is an arithmetic number, because the mean of its divisors is an integer number (85536).
2980013 is an apocalyptic number.
It is an amenable number.
980013 is a deficient number, since it is larger than the sum of its proper divisors (388563).
980013 is a wasteful number, since it uses less digits than its factorization.
980013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 224.
The product of its (nonzero) digits is 216, while the sum is 21.
The square root of 980013 is about 989.9560596309. The cubic root of 980013 is about 99.3292780451.
The spelling of 980013 in words is "nine hundred eighty thousand, thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.086 sec. • engine limits •