Base | Representation |
---|---|
bin | 100100001101000… |
… | …0110010110100100 |
3 | 10010122212022010100 |
4 | 1020122012112210 |
5 | 4441442120231 |
6 | 320313224100 |
7 | 42050432541 |
oct | 11032062644 |
9 | 3118768110 |
10 | 1214801316 |
11 | 5737a6233 |
12 | 29aa02030 |
13 | 1648a7561 |
14 | b74a3bc8 |
15 | 719b11e6 |
hex | 486865a4 |
1214801316 has 81 divisors (see below), whose sum is σ = 3176213859. Its totient is φ = 391480128.
The previous prime is 1214801311. The next prime is 1214801323. The reversal of 1214801316 is 6131084121.
It is a happy number.
The square root of 1214801316 is 34854.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 69655716 + 1145145600 = 8346^2 + 33840^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 1214801316.
It is not an unprimeable number, because it can be changed into a prime (1214801311) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 7737510 + ... + 7737666.
Almost surely, 21214801316 is an apocalyptic number.
1214801316 is the 34854-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1214801316
1214801316 is an abundant number, since it is smaller than the sum of its proper divisors (1961412543).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1214801316 is a wasteful number, since it uses less digits than its factorization.
1214801316 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 398 (or 199 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 27.
The cubic root of 1214801316 is about 1067.0098237492.
Adding to 1214801316 its reverse (6131084121), we get a palindrome (7345885437).
The spelling of 1214801316 in words is "one billion, two hundred fourteen million, eight hundred one thousand, three hundred sixteen".
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