Base | Representation |
---|---|
bin | 100110011101010… |
… | …0101111000001010 |
3 | 10022221011112022110 |
4 | 1030322211320022 |
5 | 10120322143124 |
6 | 332014203150 |
7 | 43656312336 |
oct | 11472457012 |
9 | 3287145273 |
10 | 1290427914 |
11 | 60245a656 |
12 | 3001b34b6 |
13 | 177466119 |
14 | c354c7c6 |
15 | 7844e029 |
hex | 4cea5e0a |
1290427914 has 16 divisors (see below), whose sum is σ = 2606410080. Its totient is φ = 425883600.
The previous prime is 1290427841. The next prime is 1290427937. The reversal of 1290427914 is 4197240921.
It is a super-3 number, since 3×12904279143 (a number of 28 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1064104 + ... + 1065315.
It is an arithmetic number, because the mean of its divisors is an integer number (162900630).
Almost surely, 21290427914 is an apocalyptic number.
1290427914 is an abundant number, since it is smaller than the sum of its proper divisors (1315982166).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1290427914 is a wasteful number, since it uses less digits than its factorization.
1290427914 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2129525.
The product of its (nonzero) digits is 36288, while the sum is 39.
The square root of 1290427914 is about 35922.5265536822. The cubic root of 1290427914 is about 1088.7075875150.
The spelling of 1290427914 in words is "one billion, two hundred ninety million, four hundred twenty-seven thousand, nine hundred fourteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •