Base | Representation |
---|---|
bin | 100100001011111… |
… | …0100100101100000 |
3 | 10010121201222010000 |
4 | 1020113310211200 |
5 | 4441314014011 |
6 | 320252340000 |
7 | 42042365046 |
oct | 11027644540 |
9 | 3117658100 |
10 | 1214204256 |
11 | 5734286a1 |
12 | 29a774600 |
13 | 164728875 |
14 | b738a396 |
15 | 718e4356 |
hex | 485f4960 |
1214204256 has 120 divisors (see below), whose sum is σ = 3592262520. Its totient is φ = 402319872.
The previous prime is 1214204237. The next prime is 1214204263. The reversal of 1214204256 is 6524024121.
1214204256 is a `hidden beast` number, since 1 + 214 + 20 + 425 + 6 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 462660 + ... + 465276.
It is an arithmetic number, because the mean of its divisors is an integer number (29935521).
Almost surely, 21214204256 is an apocalyptic number.
1214204256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1214204256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1796131260).
1214204256 is an abundant number, since it is smaller than the sum of its proper divisors (2378058264).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1214204256 is a wasteful number, since it uses less digits than its factorization.
1214204256 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2818 (or 2801 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 27.
The square root of 1214204256 is about 34845.4337898095. The cubic root of 1214204256 is about 1066.8349876735.
Adding to 1214204256 its reverse (6524024121), we get a palindrome (7738228377).
The spelling of 1214204256 in words is "one billion, two hundred fourteen million, two hundred four thousand, two hundred fifty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •