Base | Representation |
---|---|
bin | 10001101010110101110… |
… | …101010110101010101010 |
3 | 11022002010212200011121101 |
4 | 101222311311112222222 |
5 | 124343221222040132 |
6 | 2325451001432014 |
7 | 153503533642615 |
oct | 21526565265252 |
9 | 4262125604541 |
10 | 1214231440042 |
11 | 428a52aa1695 |
12 | 1773ab79b60a |
13 | 8a669b3b44a |
14 | 42aaa64917c |
15 | 218b92d87e7 |
hex | 11ab5d56aaa |
1214231440042 has 8 divisors (see below), whose sum is σ = 1928485228356. Its totient is φ = 571403030592.
The previous prime is 1214231440033. The next prime is 1214231440049. The reversal of 1214231440042 is 2400441324121.
It can be written as a sum of positive squares in 2 ways, for example, as 1214137330641 + 94109401 = 1101879^2 + 9701^2 .
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 (1214231440049) 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, 17856344673 + ... + 17856344740.
Almost surely, 21214231440042 is an apocalyptic number.
1214231440042 is a deficient number, since it is larger than the sum of its proper divisors (714253788314).
1214231440042 is a wasteful number, since it uses less digits than its factorization.
1214231440042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35712689432.
The product of its (nonzero) digits is 6144, while the sum is 28.
Adding to 1214231440042 its reverse (2400441324121), we get a palindrome (3614672764163).
The spelling of 1214231440042 in words is "one trillion, two hundred fourteen billion, two hundred thirty-one million, four hundred forty thousand, forty-two".
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