Base | Representation |
---|---|
bin | 100101110110101… |
… | …1110111001001000 |
3 | 10021112010120022222 |
4 | 1023231132321020 |
5 | 10100133323331 |
6 | 330013033212 |
7 | 43322433305 |
oct | 11355367110 |
9 | 3245116288 |
10 | 1270214216 |
11 | 5a2003817 |
12 | 2b5485808 |
13 | 17320965b |
14 | c09aa0ac |
15 | 767a9b7b |
hex | 4bb5ee48 |
1270214216 has 8 divisors (see below), whose sum is σ = 2381651670. Its totient is φ = 635107104.
The previous prime is 1270214213. The next prime is 1270214233. The reversal of 1270214216 is 6124120721.
It can be written as a sum of positive squares in only one way, i.e., 1119170116 + 151044100 = 33454^2 + 12290^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a super-2 number, since 2×12702142162 = 3226888309056989312, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1270214213) by changing a digit.
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 as a sum of consecutive naturals, namely, 79388381 + ... + 79388396.
Almost surely, 21270214216 is an apocalyptic number.
It is an amenable number.
1270214216 is a deficient number, since it is larger than the sum of its proper divisors (1111437454).
1270214216 is a wasteful number, since it uses less digits than its factorization.
1270214216 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 158776783 (or 158776779 counting only the distinct ones).
The product of its (nonzero) digits is 1344, while the sum is 26.
The square root of 1270214216 is about 35640.0647586393. The cubic root of 1270214216 is about 1082.9930169128.
Adding to 1270214216 its reverse (6124120721), we get a palindrome (7394334937).
The spelling of 1270214216 in words is "one billion, two hundred seventy million, two hundred fourteen thousand, two hundred sixteen".
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