Base | Representation |
---|---|
bin | 10001110000101100001… |
… | …100111100011111111110 |
3 | 11022200100121020001222011 |
4 | 101300230030330133332 |
5 | 124444102122144402 |
6 | 2332410130241434 |
7 | 154115301255001 |
oct | 21605414743776 |
9 | 4280317201864 |
10 | 1220512303102 |
11 | 430686416004 |
12 | 17866312627a |
13 | 8b12b164671 |
14 | 43104889538 |
15 | 21b358eeed7 |
hex | 11c2c33c7fe |
1220512303102 has 8 divisors (see below), whose sum is σ = 1831924977696. Its totient is φ = 609870643872.
The previous prime is 1220512303091. The next prime is 1220512303117. The reversal of 1220512303102 is 2013032150221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192749883 + ... + 192756214.
It is an arithmetic number, because the mean of its divisors is an integer number (228990622212).
Almost surely, 21220512303102 is an apocalyptic number.
1220512303102 is a deficient number, since it is larger than the sum of its proper divisors (611412674594).
1220512303102 is a wasteful number, since it uses less digits than its factorization.
1220512303102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 385507682.
The product of its (nonzero) digits is 720, while the sum is 22.
Adding to 1220512303102 its reverse (2013032150221), we get a palindrome (3233544453323).
The spelling of 1220512303102 in words is "one trillion, two hundred twenty billion, five hundred twelve million, three hundred three thousand, one hundred two".
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