Base | Representation |
---|---|
bin | 101011100111111110010 |
3 | 2200121220002 |
4 | 11130333302 |
5 | 331220430 |
6 | 50350002 |
7 | 15102416 |
oct | 5347762 |
9 | 2617802 |
10 | 1429490 |
11 | 896aa7 |
12 | 58b302 |
13 | 3b086a |
14 | 292d46 |
15 | 1d3845 |
hex | 15cff2 |
1429490 has 8 divisors (see below), whose sum is σ = 2573100. Its totient is φ = 571792.
The previous prime is 1429481. The next prime is 1429507. The reversal of 1429490 is 949241.
It can be written as a sum of positive squares in 2 ways, for example, as 1423249 + 6241 = 1193^2 + 79^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71465 + ... + 71484.
21429490 is an apocalyptic number.
1429490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1429490 is a deficient number, since it is larger than the sum of its proper divisors (1143610).
1429490 is a wasteful number, since it uses less digits than its factorization.
1429490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 142956.
The product of its (nonzero) digits is 2592, while the sum is 29.
The square root of 1429490 is about 1195.6128135814. The cubic root of 1429490 is about 112.6489221186.
Subtracting from 1429490 its reverse (949241), we obtain a square (480249 = 6932).
The spelling of 1429490 in words is "one million, four hundred twenty-nine thousand, four hundred ninety".
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