Base | Representation |
---|---|
bin | 11111101111000111010 |
3 | 1221211111221 |
4 | 3331320322 |
5 | 231234210 |
6 | 34142254 |
7 | 11560603 |
oct | 3757072 |
9 | 1854457 |
10 | 1039930 |
11 | 650351 |
12 | 42198a |
13 | 2a5458 |
14 | 1d0daa |
15 | 1581da |
hex | fde3a |
1039930 has 8 divisors (see below), whose sum is σ = 1871892. Its totient is φ = 415968.
The previous prime is 1039921. The next prime is 1039931. The reversal of 1039930 is 399301.
It can be written as a sum of positive squares in 2 ways, for example, as 885481 + 154449 = 941^2 + 393^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 1039895 and 1039904.
It is not an unprimeable number, because it can be changed into a prime (1039931) 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, 51987 + ... + 52006.
21039930 is an apocalyptic number.
1039930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1039930 is a deficient number, since it is larger than the sum of its proper divisors (831962).
1039930 is a wasteful number, since it uses less digits than its factorization.
1039930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 104000.
The product of its (nonzero) digits is 729, while the sum is 25.
The square root of 1039930 is about 1019.7695818174. The cubic root of 1039930 is about 101.3136672170.
The spelling of 1039930 in words is "one million, thirty-nine thousand, nine hundred thirty".
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