Base | Representation |
---|---|
bin | 101011101010111010001 |
3 | 2200200221202 |
4 | 11131113101 |
5 | 331242433 |
6 | 50400545 |
7 | 15106664 |
oct | 5352721 |
9 | 2620852 |
10 | 1430993 |
11 | 898143 |
12 | 590155 |
13 | 3b1455 |
14 | 2936db |
15 | 1d3ee8 |
hex | 15d5d1 |
1430993 has 2 divisors, whose sum is σ = 1430994. Its totient is φ = 1430992.
The previous prime is 1430987. The next prime is 1431007. The reversal of 1430993 is 3990341.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1423249 + 7744 = 1193^2 + 88^2 .
It is a cyclic number.
It is not a de Polignac number, because 1430993 - 210 = 1429969 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (1430903) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 715496 + 715497.
It is an arithmetic number, because the mean of its divisors is an integer number (715497).
21430993 is an apocalyptic number.
It is an amenable number.
1430993 is a deficient number, since it is larger than the sum of its proper divisors (1).
1430993 is an equidigital number, since it uses as much as digits as its factorization.
1430993 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2916, while the sum is 29.
The square root of 1430993 is about 1196.2411964148. The cubic root of 1430993 is about 112.6883888807.
The spelling of 1430993 in words is "one million, four hundred thirty thousand, nine hundred ninety-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •