Base | Representation |
---|---|
bin | 11101100011001001101… |
… | …01011100010011000001 |
3 | 10121001200021121211121002 |
4 | 32301210311130103001 |
5 | 113113320311403433 |
6 | 2054231344341345 |
7 | 133232115500504 |
oct | 16614465342301 |
9 | 3531607554532 |
10 | 1015304012993 |
11 | 361651712416 |
12 | 144933314855 |
13 | 74986ab912a |
14 | 371d8ba713b |
15 | 1b6250cd9e8 |
hex | ec64d5c4c1 |
1015304012993 has 4 divisors (see below), whose sum is σ = 1015424618160. Its totient is φ = 1015183407828.
The previous prime is 1015304012857. The next prime is 1015304013091. The reversal of 1015304012993 is 3992104035101.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 1015304012993 - 228 = 1015035577537 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1015304512993) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60289955 + ... + 60306792.
It is an arithmetic number, because the mean of its divisors is an integer number (253856154540).
Almost surely, 21015304012993 is an apocalyptic number.
It is an amenable number.
1015304012993 is a deficient number, since it is larger than the sum of its proper divisors (120605167).
1015304012993 is an equidigital number, since it uses as much as digits as its factorization.
1015304012993 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 120605166.
The product of its (nonzero) digits is 29160, while the sum is 38.
The spelling of 1015304012993 in words is "one trillion, fifteen billion, three hundred four million, twelve thousand, nine hundred ninety-three".
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