Base | Representation |
---|---|
bin | 101010010111001… |
… | …0010111011111010 |
3 | 10200001122201212111 |
4 | 1110232102323322 |
5 | 10402341003310 |
6 | 353014002534 |
7 | 50136614266 |
oct | 12456227372 |
9 | 3601581774 |
10 | 1421422330 |
11 | 66a3a06a9 |
12 | 33804644a |
13 | 19863c403 |
14 | d6acb0a6 |
15 | 84bc728a |
hex | 54b92efa |
1421422330 has 8 divisors (see below), whose sum is σ = 2558560212. Its totient is φ = 568568928.
The previous prime is 1421422313. The next prime is 1421422339. The reversal of 1421422330 is 332241241.
It can be written as a sum of positive squares in 2 ways, for example, as 1414436881 + 6985449 = 37609^2 + 2643^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (1421422339) 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, 71071107 + ... + 71071126.
Almost surely, 21421422330 is an apocalyptic number.
1421422330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1421422330 is a deficient number, since it is larger than the sum of its proper divisors (1137137882).
1421422330 is a wasteful number, since it uses less digits than its factorization.
1421422330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 142142240.
The product of its (nonzero) digits is 1152, while the sum is 22.
The square root of 1421422330 is about 37701.7549989387. The cubic root of 1421422330 is about 1124.3660177723.
Adding to 1421422330 its reverse (332241241), we get a palindrome (1753663571).
The spelling of 1421422330 in words is "one billion, four hundred twenty-one million, four hundred twenty-two thousand, three hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •