Base | Representation |
---|---|
bin | 101010010110110… |
… | …0011111110110000 |
3 | 10200001021222001011 |
4 | 1110231203332300 |
5 | 10402313330000 |
6 | 353005520304 |
7 | 50135153461 |
oct | 12455437660 |
9 | 3601258034 |
10 | 1421230000 |
11 | 66a27a153 |
12 | 337b73094 |
13 | 1985a29c8 |
14 | d6a7ad68 |
15 | 84b8a2ba |
hex | 54b63fb0 |
1421230000 has 50 divisors (see below), whose sum is σ = 3440964164. Its totient is φ = 568488000.
The previous prime is 1421229967. The next prime is 1421230037. The reversal of 1421230000 is 321241.
It is a tau number, because it is divible by the number of its divisors (50).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 61062 + ... + 81061.
Almost surely, 21421230000 is an apocalyptic number.
1421230000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1421230000 is an abundant number, since it is smaller than the sum of its proper divisors (2019734164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1421230000 is an equidigital number, since it uses as much as digits as its factorization.
1421230000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 142151 (or 142130 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 1421230000 is about 37699.2042356334. The cubic root of 1421230000 is about 1124.3153035298.
Adding to 1421230000 its reverse (321241), we get a palindrome (1421551241).
The spelling of 1421230000 in words is "one billion, four hundred twenty-one million, two hundred thirty thousand".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •