Base | Representation |
---|---|
bin | 10001100111001101010… |
… | …110100011010000100010 |
3 | 11021201002001101212202112 |
4 | 101213031112203100202 |
5 | 124312224222113132 |
6 | 2324003550515322 |
7 | 153305063121251 |
oct | 21471526432042 |
9 | 4251061355675 |
10 | 1210331051042 |
11 | 427331363703 |
12 | 1766a1505b42 |
13 | 8a197a55469 |
14 | 4281a624798 |
15 | 2173bb8cab2 |
hex | 119cd5a3422 |
1210331051042 has 8 divisors (see below), whose sum is σ = 1815516361116. Its totient is φ = 605158930672.
The previous prime is 1210331050993. The next prime is 1210331051047. The reversal of 1210331051042 is 2401501330121.
It can be written as a sum of positive squares in 2 ways, for example, as 953222221561 + 257108829481 = 976331^2 + 507059^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 1210331050999 and 1210331051017.
It is not an unprimeable number, because it can be changed into a prime (1210331051047) 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, 3064733 + ... + 3437040.
Almost surely, 21210331051042 is an apocalyptic number.
1210331051042 is a deficient number, since it is larger than the sum of its proper divisors (605185310074).
1210331051042 is an equidigital number, since it uses as much as digits as its factorization.
1210331051042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6594852.
The product of its (nonzero) digits is 720, while the sum is 23.
Adding to 1210331051042 its reverse (2401501330121), we get a palindrome (3611832381163).
The spelling of 1210331051042 in words is "one trillion, two hundred ten billion, three hundred thirty-one million, fifty-one thousand, forty-two".
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