Base | Representation |
---|---|
bin | 10001101001101100011… |
… | …011110100101000000010 |
3 | 11021221222001112001111021 |
4 | 101221230123310220002 |
5 | 124333211000311432 |
6 | 2325124451540054 |
7 | 153431161652356 |
oct | 21515433645002 |
9 | 4257861461437 |
10 | 1213000010242 |
11 | 428480979209 |
12 | 1771072ba62a |
13 | 8a501991267 |
14 | 429d0c97466 |
15 | 21846140697 |
hex | 11a6c6f4a02 |
1213000010242 has 8 divisors (see below), whose sum is σ = 1819834437132. Its totient is φ = 606388531200.
The previous prime is 1213000010237. The next prime is 1213000010267. The reversal of 1213000010242 is 2420100003121.
It can be written as a sum of positive squares in 2 ways, for example, as 1154290235641 + 58709774601 = 1074379^2 + 242301^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55723359 + ... + 55745122.
Almost surely, 21213000010242 is an apocalyptic number.
1213000010242 is a deficient number, since it is larger than the sum of its proper divisors (606834426890).
1213000010242 is a wasteful number, since it uses less digits than its factorization.
1213000010242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111473924.
The product of its (nonzero) digits is 96, while the sum is 16.
Adding to 1213000010242 its reverse (2420100003121), we get a palindrome (3633100013363).
The spelling of 1213000010242 in words is "one trillion, two hundred thirteen billion, ten thousand, two hundred forty-two".
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