Base | Representation |
---|---|
bin | 101010111100000100101 |
3 | 2122111001121 |
4 | 11113200211 |
5 | 330011023 |
6 | 50053541 |
7 | 14650036 |
oct | 5274045 |
9 | 2574047 |
10 | 1407013 |
11 | 881123 |
12 | 57a2b1 |
13 | 3a356a |
14 | 288a8d |
15 | 1cbd5d |
hex | 157825 |
1407013 has 4 divisors (see below), whose sum is σ = 1411020. Its totient is φ = 1403008.
The previous prime is 1407011. The next prime is 1407017. The reversal of 1407013 is 3107041.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 114244 + 1292769 = 338^2 + 1137^2 .
It is a cyclic number.
It is not a de Polignac number, because 1407013 - 21 = 1407011 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1407011) 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, 1420 + ... + 2197.
It is an arithmetic number, because the mean of its divisors is an integer number (352755).
21407013 is an apocalyptic number.
It is an amenable number.
1407013 is a deficient number, since it is larger than the sum of its proper divisors (4007).
1407013 is an equidigital number, since it uses as much as digits as its factorization.
1407013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4006.
The product of its (nonzero) digits is 84, while the sum is 16.
The square root of 1407013 is about 1186.1757879842. The cubic root of 1407013 is about 112.0553775889.
The spelling of 1407013 in words is "one million, four hundred seven thousand, thirteen".
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