Base | Representation |
---|---|
bin | 10001101010001100111… |
… | …100000010001101100011 |
3 | 11022000101001121221021101 |
4 | 101222030330002031203 |
5 | 124340320100403121 |
6 | 2325254531535231 |
7 | 153450533032456 |
oct | 21521474021543 |
9 | 4260331557241 |
10 | 1213545325411 |
11 | 428730776601 |
12 | 177239a5a517 |
13 | 8a58a951263 |
14 | 42a4348749d |
15 | 21878e5a491 |
hex | 11a8cf02363 |
1213545325411 has 8 divisors (see below), whose sum is σ = 1230964035840. Its totient is φ = 1196193226632.
The previous prime is 1213545325319. The next prime is 1213545325427. The reversal of 1213545325411 is 1145235453121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1213545325411 - 225 = 1213511770979 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1213545325481) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16616215 + ... + 16689088.
It is an arithmetic number, because the mean of its divisors is an integer number (153870504480).
Almost surely, 21213545325411 is an apocalyptic number.
1213545325411 is a deficient number, since it is larger than the sum of its proper divisors (17418710429).
1213545325411 is an equidigital number, since it uses as much as digits as its factorization.
1213545325411 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33305825.
The product of its digits is 72000, while the sum is 37.
The spelling of 1213545325411 in words is "one trillion, two hundred thirteen billion, five hundred forty-five million, three hundred twenty-five thousand, four hundred eleven".
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