Base | Representation |
---|---|
bin | 100111100101… |
… | …111011101101 |
3 | 201112022022000 |
4 | 213211323231 |
5 | 10124111424 |
6 | 1010242513 |
7 | 154135305 |
oct | 47457355 |
9 | 21468260 |
10 | 10378989 |
11 | 5949985 |
12 | 3586439 |
13 | 21c521a |
14 | 1542605 |
15 | da03c9 |
hex | 9e5eed |
10378989 has 8 divisors (see below), whose sum is σ = 15376320. Its totient is φ = 6919308.
The previous prime is 10378987. The next prime is 10379009. The reversal of 10378989 is 98987301.
It is not a de Polignac number, because 10378989 - 21 = 10378987 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10378987) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192177 + ... + 192230.
It is an arithmetic number, because the mean of its divisors is an integer number (1922040).
Almost surely, 210378989 is an apocalyptic number.
It is an amenable number.
10378989 is a deficient number, since it is larger than the sum of its proper divisors (4997331).
10378989 is an equidigital number, since it uses as much as digits as its factorization.
10378989 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 384416 (or 384410 counting only the distinct ones).
The product of its (nonzero) digits is 108864, while the sum is 45.
The square root of 10378989 is about 3221.6438350631. The cubic root of 10378989 is about 218.1314822801.
The spelling of 10378989 in words is "ten million, three hundred seventy-eight thousand, nine hundred eighty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •